Which telescope was first used to observe the skies?
Galileo's telescope
Hubble Space Telescope
Gran Telescopio Canarias
Leviathan of Parsonstown

Answers

Answer 1

Answer:

Galileo's Telescope

Explanation:

The science of astronomy took a huge leap forward in the first decade of the 1600s with the invention of the optical telescope and its use to study the night sky. Galileo Galilei did not invent the telescope but was the first to use it systematically to observe celestial objects and record his discoveries


Related Questions

Which of these is an example of redevelopment?


A. Drawing an urban growth boundary around an area


O


B. Converting rural pastureland into a new shopping center


O


C. Converting an old shopping mall into a community college


D. Putting a parking garage on an unused lot inside a city

Answers

"The correct answer is C. Converting an old shopping mall into a community college. Option C  is an example of redevelopment.

Redevelopment typically refers to the process of taking an existing property or area and transforming it for a new use, often to revitalize or improve the area. Here's the reasoning for each option:

A. Drawing an urban growth boundary around an area is an example of urban planning and land-use regulation, but it does not involve the transformation of existing structures or land use within the boundary. Therefore, it is not an example of redevelopment.

B. Converting rural pastureland into a new shopping center is an example of development, as it involves creating a new structure or use on previously undeveloped land. This is not redevelopment because the land was not previously developed for another purpose.

C. Converting an old shopping mall into a community college is a clear example of redevelopment. It involves taking an existing structure that was used for one purpose (retail) and repurposing it for a completely different use (education). This fits the definition of redevelopment as it revitalizes the property and gives it a new function.

D. Putting a parking garage on an unused lot inside a city is also an example of development rather than redevelopment. While it does involve constructing a new structure, the lot was previously unused, so there is no transformation from a previous use to a new use, which is a key aspect of redevelopment.

Therefore, option C is the correct choice as it best exemplifies the concept of redevelopment."

40 POINTS AND BRAINLIEST FOR THE FIRST RIGHT ANSWER

Which electromagnet is the strongest?

Answers

number 3 is the strongest electromagnet

Answer:

The second one

Examine the molecular models of two different substances below. In the

molecule on the left, the electrons are not shared equally. In the molecule on

the right, the electrons are shared equally.

Water molecule, H20 Oxygen molecule, O2

What is the result of mixing the two substances shown here together?

A. They are not attracted to each other, because water contains an

ionic bond.

O

B. They are attracted to each other, because they are both polar.

O

C. They are attracted to each other, because they are both nonpolar.

O

D. They are not attracted to each other, because one is polar and one

is nonpolar.

Answers

Answer:

D.

Explanation:

They are not attracted to each other because one is polar and one is nonpolar

The result of mixing the two substances shown here together is D. They are not attracted to each other, because one is polar and one is nonpolar. Thus, option "D" is correct.

What are polar and non-polar substances?

The polar group is hydrophilic in nature (water-loving) and the non-polar group is hydrophobic in nature (water-repelling).

The polar/non-polar nature of a substance is useful that it can dissolve the non-polar substances by the polar part and also can dissolve the polar substances by the non-polar part. It is commonly used in detergents and soaps.

Thus, option "D" is correct.

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First answer receives brainliest!!!!
Which letter(s) indicate a warm ocean current?
P.s- the pic goes with the question

Answers

Answer:

B

Explanation:

Which snake adaptation best helps it to survive in its community?

Answers

Venom and camouflage

Which best describes genetic mutations?
A:Some inherited genetic mutations can be good for the offspring.
B:Different genetic mutations cause few forms of cancer.
C:Somatic mutations can be inherited from parents or acquired during life.
D:Genetic mutations that cause diseases are always passed on to offspring.

Answers

Answer:Somatic mutations can be inherited from parents or acquired during life (C)

Sorry if I’m wrong

The genotype of an individual is expressed as follows: (a) blue eyes (b) b (c) tall (d) aa X bb

Answers

Answer:

a

Explanation:

Which factor would scientists most likely evaluate to determine the health of a marine ecosystem?

Frequency of predation
Levels of pollution
Particulates in the air
Reproductive success of consumers

Answers

Answer: levels of pollution

It’s right

A scientist was studying how a specific virus infects skin cells. In a lab, the scientist exposed a group of skin cells to the virus. Over
time, the number of living skin cells in the group decreased.
Which statement explains why this change occurred?
A.
Viruses reproduce before they enter cells, and the new viruses infect these cells.
B.
Viruses eat living cells to provide energy for reproduction.
C.
Viruses reproduce inside of their host cells, eventually killing the cells.
D.
Viruses reproduce outside of cells, creating harmful chemicals that kill the cells.​

Answers

The answer is C.
Viruses cannot reproduce without a host. Viruses do not eat selves to provide energy for their reproduction.
Viruses do not reproduce outside of cells nor do they create harmful chemicals on their own.

the boa constrictor in the Everglades is an example of what species that is impacting local species​

Answers

Answer:

invasive

Explanation:

Answer:

a invasive species

Explanation:

WILL GIVE BRAINLIEST AND PLZ HURRY
5) Why is mimicry a helpful adaptation?




6) Why might a predator stay away from an animal with warning coloration?



TYPE HERE

TYPE HERE

Answers

Answer:

5) Mimicry is a helpful adaptation because a non-dangerous organism could mimic a more lethal organism so it won't get hurt or hunted.

6) A predator might stay away from an animal with warning coloration because the coloration might mimic a dangerous animal that could potentially hurt the predator. The coloration would warn the predator that the animal is dangerous and not to be messed with.

What change (or transition) in habitat did whales' ancestors make?

Answers

Answer:

Change in habitats from land to sea.

Explanation:

Which food chain is part of this food web?
A. Kelp – phytoplankton – plants
B, Kelp - sea urchin - sea otter - bald eagle
C. Bald eagle
rat - plants
D. Phytoplankton - zooplankton - rat - sea gulll

Answers

B is the correct answer!

Answer:

B. Kelp - Sea Urchin - Sea Otter - Bald Eagle

Explanation:

Following the arrows shows what eats what. B is the only answer that follows the arrows, and it only ever goes up, never down as seen in C.

The graph gives the number of varicella (chicken pox) cases between 1972 and 2011. Varicella is an Infectious disease caused by a virus. The
disease causes rash, itching, and fever in patients. The varicella vaccine was introduced in 1995. What can you conclude about the vaccine?
Vancella (Chickenpox) Cases
1972-2011
250 000 +
200 000+
The vancella vaccine was
introduced in 1995
150.000
Cases of Varicella
100 000 +
-
cases of vancella
50 000 +
1967)
13
[0366
0961
1998]
1991
L000
2001]
20021
2003
20041
20051
2007
2001
20097
20107
Year
A.
It was successful in eradicating chicken pox from the United States.
B.
It had no effect on the rate of chicken pox cases in the United States
C.
It caused a 10% decrease in the number of chicken pox cases in the United States from 1995 to 2011
D.
It initially caused a large drop in Chicken pox cases in the United States and the rate continues to decrease​

Answers

Answer:

The answer to the question is

D. It initially caused a large drop in chicken pox cases in the united states and the rate continues to decrease.

Explanation:

Final answer:

The varicella vaccine introduced in 1995 led to a significant reduction in chickenpox cases in the United States, demonstrating the effectiveness of vaccines in controlling and managing infectious diseases.

Explanation:

Based on the information and the graph depicting the number of varicella (chicken pox) cases between 1972 to 2011, it can be concluded that the introduction of the varicella vaccine in 1995 had a significant impact on the reduction of chicken pox cases in the United States. Following the vaccine's introduction, there was a notable decline in virus spread. As seen with many other vaccines such as smallpox, measles, mumps, and polio, the targeted immunization measures tend to significantly reduce the prevalence of the associated diseases.

Once a person is vaccinated, the body develops immunity against the virus, significantly reducing the chances of infection. It's also important to note that, similar to diseases like polio, the successful reduction of chickenpox cases through vaccination showcases the importance and effectiveness of vaccines in controlling and managing infectious diseases on a broad scale.

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Will mark Brainliest!!!! What is the difference between hemophilia, down syndrome, sickle cell anemia, and cystic fibrosis?

Answers

Hemophilia- genetic disease that impairs the human body’s ability to make create blood clots
Down Syndrome- Chromosomal condition where someone possesses some or all of a third copy of the 21st chromosome
Sickle Cell Anemia- A blood disorder, the abnormality in the oxygen carrying protein, hemoglobin, found in red blood cells.
Cystic Fibrosis- A genetic disorder that causes thick mucus buildup on organs, specifically the lungs.

hope i helped! :)

2 Points
What type of organism is a primary consumer?
O A. Herbivore
B. Carnivore
C. Omnivore
D. Detrivore

Answers

Answer: Herbivore

Explanation:

Answer:

Herbivore and also omnivore

Explanation:

eat plants (the first type of energy); carnivores are secondary, while detrivore is a decomposer

omnivores can work because they eat both plants and other animals

A snake that escapes into an ecosystem with a range of temperatures it cannot tolerate well is an example of a(n) _____.

A. invasive species
B. keystone species
C. introduced species
D. extinct species​

Answers

Answer:

c

Explanation:

A snake that escapes into an ecosystem with a range of temperatures it cannot tolerate well is an example of an introduced species (Option C).

What is an introduced species?

An introduced species is a species that has been introduced into a new ecosystem, generally by human activities.

In general, introduced species are not well adapted to the new environmental conditions after introduction.

In conclusion, ​a snake that escapes into an ecosystem with a range of temperatures it cannot tolerate well is an example of an introduced species (Option C).

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A photoautotroph uses what for energy?
A. meat - it's a carnivore
B. plants - it's a herbivore
C. chemical energy - chemosynthesis
D. light energy - photosynthesis

Answers

Answer:

D. light energy - photosynthesis

Explanation:

Answer:

D

Explanation:

Light energy photosynthesis because they make their own food!

Describe how gene therapy can be a social issue and give rise to moral, ethical, and legal debates. Justify your response in two or more complete sentences.

Answers

Answer:This type of gene therapy cannot be passed to a person's children. Gene therapy could be targeted to egg and sperm cells (germ cells), however, which would allow the inserted gene to be passed to future generations. This approach is known as germline gene therapy. The idea of germline gene therapy is controversial.

Explanation: I hoped this helped, im only in 5th grade

Final answer:

Gene therapy poses ethical, social, and legal issues regarding access, equity, regulation, and the scope of genetic modification, with debates surrounding the correction of traits, enhancement, and manipulation of future generations. High-profile cases have highlighted the risks and necessitated strict regulation.

Explanation:

Gene therapy can be a social issue as it brings forth a wide array of moral, ethical, and legal debates. Issues arise over who should have access to gene therapy and whether it could create new forms of social inequality due to its cost. Furthermore, concerns exist on who will regulate and police the use of gene therapies, especially to prevent exploitation and misuse.

Another significant debate contrasts the ethical considerations of somatic cell gene therapy, which affects only the individual, versus germ-line gene therapy, which has hereditary implications, potentially affecting future generations. Questions such as which genetic traits are worthy of being corrected, if gene therapy should be used for cosmetic or enhancement purposes, or whether we should genetically manipulate the unborn for desirable traits, invoke deep ethical dilemmas about the limits of therapy.

The case of Jesse Gelsinger, among others, illustrates the need for stringent regulation and ethical consideration. It led to increased scrutiny and temporary halts in clinical trials, forcing a balance between scientific progress and human welfare. There is considerable federal and local regulation of the development of gene therapies, underscoring the potential risks and the need for rigorous evaluation of new therapies.

Mallory notices that after orgasm, she feels exceedingly relaxed. This is because she has had a surge of _____.

Answers

Answer:

Serotonin

Explanation:

1pt A female produces egg cells continuously throughout her lifetime.
A. true
B. false

Answers

B. false Current knowledge indicates that females are born with their entire lifetime supply of gametes. At birth, the normal female ovary contains about 1-2 million/oocytes (eggs). Females are not capable of making new eggs, and in fact, there is a continuous decline in the total number of eggs each month.

how do you feel about using solar panels?

Answers

That is your opinion.
It is affective but it needs to be clean daily. It also saves money

What is the difference between a conductor and an insulator?



Question 2 options:

A conductor can get heat transfer through convection and conduction and an insulator can only get heat transfer from radiation


A conductor lets heat pass through it easily, and an insulator does not allow heat to pass through it easily


A conductor can only get heat transfer through conduction, and an insulator can only get heat transfer through radiation


A conductor is unaffected by heat, and an insulator is extremely affected by heat

Answers

Final answer:

A conductor allows heat and electrical charge to pass through easily, facilitating heat transfer through conduction and convection; an insulator does not allow heat or charge to move through it easily, limiting heat transfer mainly to radiation.

Explanation:

The difference between a conductor and an insulator lies in their ability to transfer heat and electrical charge. A conductor, such as metals like copper, aluminum, and silver, allows heat and electrical charge to pass through it easily because of the movement of electrons within the material. Conductors can transfer heat through physical contact (conduction) as well as by the movement of the material itself (convection). On the other hand, an insulator like wood, plastic, or rubber does not allow heat or electrical charge to move through it easily, primarily restricting heat transfer to radiation, which does not require direct contact.

Will the carbon atom's journey ever end?
Yes, it will eventually be used up
No, it will continue cycling through the Carbon cycle forever
Yes, it will eventually run out of energy

Answers

no. it will continue cycling through the carbon cycle forever
Final answer:

The journey of a carbon atom is a continuous cycle. It doesn't end or run out of energy but continues to be recycled in the Carbon cycle.

Explanation:

The journey of a carbon atom through the carbon cycle is considered to be an ongoing process that continues indefinitely, not something that ends. This is because the carbon cycle is a closed system with carbon continuously being recycled from the atmosphere, into living organisms, and back again. It is important to note that a carbon atom doesn't 'run out of energy', instead it is transferred and transformed through various chemical reactions during its journey through the cycle.

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The United States uses which source of energy to produce almost 40 percent of its electricity?
A.solar
B.water
C.biomass
D. wind
E.coal

Answers

The answer should be E. Coal

The carbon cycle consists of a number of biotic (living) and abiotic (nonliving) factors that act as carbon reservoirs, or locations where more carbon is stored than released. Carbon travels constantly from reservoir to reservoir, sometimes stopping for a very long time and sometimes stopping for only a short time. Which of the following are abiotic carbon reservoirs?

(choose all that apply)


oceans


animals


atmosphere


fossil fuels


sun


decomposers

Answers

Answer:

Fossil fuels

Atmosphere

decomposers

Explanation:

The following are abiotic carbon reservoirs: oceans, atmosphere, fossil fuels, and the sun. As abiotic substances don't reproduce like animals and plants, while biotic organisms can,

What is the carbon cycle?

The carbon cycle is the process by which carbon is exchanged among the Earth's atmosphere, oceans, land, and living organisms. Carbon is constantly moving between these reservoirs through various processes, such as photosynthesis, respiration, and decomposition. Abiotic (non-living) reservoirs are locations where carbon is stored, but there is no biological process associated with them. The carbon cycle maintains the rate of photosynthesis too.

Hence, the following are abiotic carbon reservoirs: oceans, atmosphere, fossil fuels, and the sun. As abiotic substances don't reproduce like animals and plants, while biotic organisms can,

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5) Why is mimicry a helpful adaptation?




6) Why might a predator stay away from an animal with warning coloration?



TYPE HERE

TYPE HERE

Answers

Ok so answer for 5 would be
5) a mimicry could be a great fully helpful adaption because as an example, the butterfly’s that blend in with trees, or the butterfly’s that look like birds, can either scare away predators or they can blend in.

6) as an example, a blue tongue skink has a blue tongue which is very common in venomous animals. Whenever said skink is threatened, it puffs up, opens its mouth, and hisses. When most predators see the tongue, they assume it’s venomous/poisonous because of the bright color. Another example would be milk snakes who look like coral snakes to scare away predators

A loss of species diversity in the oceans would MOST LIKELY result in a shortage of which of these? A) food B) medications C) minerals D) mountains

Answers

The answer is: food

Explanation: loss of species means there won’t a lot of animals/plants in the ocean, which means less food.

The last section of the article shows the severity of ocean acidification and it’s devastating effects on marine and human life by:
A.stating several facts
B.making a comparison
C.providing a detailed image
D.asking rhetorical

Answers

Final answer:

The last section of the article likely demonstrates the severity of ocean acidification by potentially employing methods like stating facts, making comparisons, providing images, or posing rhetorical questions. Ocean acidification, mainly caused by atmospheric CO2, has grave implications for marine ecosystems and human life.

Explanation:

The student's question is referring to how the severity of ocean acidification is portrayed in the last section of an article. Highlighting the article's strategy for conveying the impact on marine and human life could involve different methods. For instance, presenting several facts would offer hard data illustrating the effects, while a comparison might show the contrast between the present state of oceans to past conditions. Providing a detailed image could visually depict the damage, and utilizing rhetorical questions might engage the reader to think critically about the issue.

Ocean acidification is a significant global issue caused primarily by atmospheric CO2 dissolving in ocean water. This results in a lower pH value in oceans, making them more acidic, and adversely affects many marine species by reducing the availability of calcium carbonate, crucial for building shells and skeletons. If CO2 concentrations continue to rise, corals and other marine life could face severe declines, impacting marine ecosystems and the humans who rely on them.

Carbon cycles in nature can be balanced, so the concentration of CO2 in the atmosphere stays relatively constant. However, if the total amount of trees and other plants increased worldwide, CO2 levels in the atmosphere would decrease. Explain why.

Answers

Answer:

During Northern Hemisphere spring and summer months, plants absorb a substantial amount of carbon dioxide through photosynthesis, thus removing it from the atmosphere and change the color to blue (low carbon dioxide concentrations).

I honestly don't know if this helps or not

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This image shows a public service announcement.2 young women speaking to each other while sitting in a sunlit building. The caption reads "Sometimes it's the small things that mean the most. stopbullying dot gov.Which statement best describes the tone of this PSA?The slogan of this PSA is lighthearted, and the image is serious.This PSA is fairly upbeat, showing that friends can cheer up friends who are bullied.The tone of this PSA reflects the anger the young woman is feeling about being bullied.The image and slogan of this PSA convey the message with a serious tone. Consider your experimental results from Part A of this lab. Suppose your strongest reducing agent were added to your strongest oxidizing agent. (Use the lowest possible coefficients. Omit states-of-matter from your answers.) (a) Write the half-reaction for your strongest reducing agent. chemPadHelp (b) Write the half-reaction for your strongest oxidizing agent. chemPadHelp (c) Note the number of electrons in each half reaction. In order to balance the number of electrons lost and gained, the oxidation half-reaction must be multiplied by and the reduction half-reaction must be multiplied by (d) Write the net redox reaction. chemPadHelp Is the word in bold an adjective or an adverb?The lemonade you made from scratch is so refreshing! What is the equation that represents the line? Select the points that are solutions to the system of inequalities. Select all that apply Scientists researching amphibians put tags on 30 frogs in a wetland area. Later, the scientists captured 520 frogs, of which 12 had tags. To the nearest whole number, what is the best estimate for the frog population? How do consumers obtain the carbon that they need for their life processes?They breathe it in from the surrounding air.They break down the plants and animals they eat.They absorb it from the surrounding soil.They absorb it from water through their pores.PLEASE HELP!!! The ultimate retail strategy is to offer consumers multiple brandbased "touchpoints" that leverage the strengths of each channel. Using a scenario of various touchpoints, describe what might happen after a company with an omni-channel strategy has sparked a customers interest using mobile advertising. The scenario should end with a customer service rep in a call center. Which of the following was an effect of sharecropping on the Southern economy? A. Many laws were passed to protect sharecroppers. B. It pushed them to build factories. C. It made the South reliant on one crop cotton\ What was a war crime committed by Japan?OA. The Pearl Harbor attackOB. The Battle of Iwo JimaOC. The Bataan Death MarchOD. The invasion of the Philippines How can you determine if a function is odd? Which element should usually remain consistent in a story?A. Characters' feelingsB. Characters' opinionsC. Characters' namesD. Characters' location Commercial Law definition In Latin American history, the Pre-Columbian Era refers to the time __________. Montag says, "There are too many of us, billions of us." In what ways is he wrong? In what ways is he right? What is Romeos tragic flaw? Provide an example What type of solution would you have if you dissolved 60g of Na HASO4 in 100g of 60C water?Solubility vs. Temperature for a variety of saltsSolubility (g salt/100 g H20)Naci- NazHASO4+ Ba(NO3)2Naz804. Ce2(SO4)39H2010 20Temperature (C)30405060708090100OOOOsaturatedCannot be determinedunsaturatedsupersaturated For which of the following pairs does the molecule given as the first term on the left contribute to the synthesis ofthe molecule that is the second term on the right?Select one:a fatty acid - starchb. amino acid - proteinC. nucleotides - glycogend glucose - fate urea - DNA Presented here are selected transactions for the Leiss Company during April. Leiss uses the perpetual inventory system.April1 Sold merchandise to Mann Company for $4,000, terms 2/10, n/30. The merchandise sold had a cost of $2,500. 2 Purchased merchandise from Wild Corporation for $8,000, terms 1/10, n/30. 4 Purchased merchandise from Ryan Company for $1,000, n/30. 10 Received payment from Mann Company for purchase of April 1 less appropriate discount. 11 Paid Wild Corporation for April 2 purchase.Journalize the april transactions for Leiss Company. Which statement describes the weather and climate in a tropical region?The angle of the Suns rays affects daylight hours, creating warm temperatures all year.The temperature is different in summer and winter because the region is at a high elevation.The angle of the Suns rays controls the amount of precipitation experienced in the region.Rain in the summer and drought in the winter occur because the region is at a high elevation. Steam Workshop Downloader