Answer:
Your answer would be a penny.
Explanation:
Every other answer would have fallen slower because:
A large poster would work as a parachute (which falls slowly.)
A shoe box is empty and big, therefore would fall slowly due to the hollowness and size.
A cell phone is flat and wide (relatively) and would fall slower than the penny EVEN THOUGH it has more weight.
The penny would fall quickly, due to aerodynamics and size. It is small, has weight to it, and other contributing factors prove my point. :)
A kilograms weighs more than two of these. *The answer is a 6-letter word that has an "o" as the letter, aka -o----*
Final answer:
The word fitting the description "a kilogram weighs more than two of these" with 'o' as the second letter is 'pound.' Understanding and converting between pounds and kilograms is essential for solving multi-step weight-related problems in mathematics and science.
Explanation:
The question asks, “A kilogram weighs more than two of these.” The answer is a 6-letter word with “o” as the second letter, which is “pound.” One kilogram is approximately equal to 2.20462 pounds, making a single kilogram heavier than two pounds. In the metric system, weights are often calculated in grams and kilograms, and comparing these units requires understanding of conversion factors. For example, solving multi-step word problems involving weights in grams or kilograms often necessitates the use of the four basic operations: addition, subtraction, multiplication, and division.
This understanding helps in various scenarios, including when weighing objects or substances in science, such as comparing the weight of gases. For example, a liter of oxygen gas weighs more than a liter of water vapor; differential weights like these highlight the importance of understanding weight units and conversions in practical applications.
Which simple machines combine to make scissors? A. one lever and two wedges B. two levers and two wedges C. one inclined plane and two wedges D. two inclined planes and two wedges
The simple machines that combine to make scissors are two levers and two wedges. The correct option is B.
What is simple machine?A simple machine is a mechanical device which changes the direction and magnitude of a force applied.
For scissor, we need to have two wedges and two levers, so as to make it able to cut the cloth or any other object.
Thus, the correct option is B.
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solving equation for the quantity indicated
I need help with this question ASAP!!!!
What is the difference between speed and velocity?
A) Velocity describes speed with direction.
B) There is no difference.
C) Velocity describes direction with position.
D) Velocity is used in space; speed is used on earth.
Solve for x. 4(x+1)≤4x+3
Answer:
There is no solution for x.
Step-by-step explanation:
Consider the provided inequality.
[tex]4(x+1)\leq 4x+3[/tex]
Distributive property:
[tex]a(b+c)=ab+ac[/tex]
Use the distributive property to simplify the above inequality.
[tex]4(x+1)\leq 4x+3[/tex]
[tex]4x+4\leq 4x+3[/tex]
Subtract 4x from both the sides.
[tex]-4x+4x+4\leq 4x-4x+3[/tex]
[tex]4\leq 3[/tex]
Which is false, as 3 is neither greater or equal to 4.
Hence, there is no solution for x.
A honey bee flaps its wings 200 times per second. How much time is required for one wingbeat? Give your answer in milliseconds.
Answer:
The time is required for one wing beat is 5 millisecond.
Explanation:
Given that,
Frequency = 200 /sec
We need to calculate the time period
Using formula of time period
Time period is the reciprocal of the frequency.
[tex]T=\dfrac{1}{f}[/tex]
[tex]T=\dfrac{1}{200}[/tex]
[tex]T=0.005\ sec[/tex]
[tex]T= 5\ miliseconds[/tex]
Hence, The time is required for one wing beat is 5 millisecond.
the net force on the propeller of a 3.2 kg model is 7.0 N forward. what is the acceleration of the plane
Answer:
Acceleration of the plane, [tex]a=2.18\ m/s^2[/tex]
Explanation:
It is given that,
Mass of the model, m = 3.2 kg
The net force acting on the propeller, F = 7 N
We need to find the acceleration of the plane. Let it is given by a. Using second law of motion, we can find the value of a. The mathematical relationship between the mass, force and the acceleration is given by :
[tex]F=m\times a[/tex]
[tex]a=\dfrac{F}{m}[/tex]
[tex]a=\dfrac{7\ N}{3.2\ kg}[/tex]
[tex]a=2.18\ m/s^2[/tex]
So, the acceleration of the plane is [tex]2.18\ m/s^2[/tex]. Hence, this is the required solution.
how to convert 550 centimeters into meters?
ASAP HELP!!
If the mass of two objects is increased, what is the effect on the force between them?
The objects repel each other with less force.
The objects attract each other with less force.
The gravitational force between the objects decreases.
The gravitational force between the objects increases.
Answer:
C- The gravitational force between the object decreases.
Explanation:
Explanation
close
Gravity is the force of attraction between all masses in the universe.
The magnitude of a gravitational force depends on
the masses of the objects
the distance between the objects
The gravitational force between two bodies decreases as their masses decrease.
What do we call the average motion of moving atoms and molecules in the atmosphere?
PLEASE HELP!!
What can affect the properties of a substance?
A. only the types of atoms
B. only the arrangement of atoms
C. the arrangement and types of atoms
D. neither the arrangement nor the types of atoms
The answer is C. The arrangment and types of atoms.
The mass of the container holding this table salt is 3G what is the mass of this table salt
How do you get 6? Can you please explain the steps?
What type of electromagnetic wave can be used to transmit information?
(A)radio wave only
(B)microwave only
(C)neither a radio wave nor a microwave
(D)both a radio wave and a microwave
Both radio waves and microwaves can be used to transmit information, employing their electric and magnetic fields to carry signals for various communication technologies.
The type of electromagnetic wave that can be used to transmit information includes both radio waves and microwaves. These are just two categories within the electromagnetic spectrum which is employed for data transmission. Electromagnetic waves consist of both an electric field and a magnetic field that travel perpendicular to each other and are used in various technologies such as AM and FM radio, cell phones, and microwave ovens. Radio waves have longer wavelengths and are widely used for communications such as audio signals for radios, while microwaves have shorter wavelengths and are often used for high-speed data transmission like in WiFi networks.
how does the current model of the atom differ from
j j thomas model
A scientific model doesn't need to be something physical. It can also be mathematical
True or false:
If an object has twice the size of another object, it has half the weight
If an object has twice the size of another object, it has half the weight. This is false statement. Weight matters on its mass which varies with both volume and density.
What is density?The density of a substance indicates how dense it is in a given area. Mass per unit volume is the definition of a material's density. In essence, density is a measurement of how closely stuff is packed. It is a particular physical characteristic of a specific thing. The Greek scientist Archimedes made the discovery of the density principle. If you are familiar with the formula and the relevant units, calculating density is simple. The letter D can be used to signify density instead of the symbol.
The weight of an object is directly proportional to mass of the object. Mass of any object is product of its volume and density. So, If an object has twice the size of another object, it has half the weight - this is not a true statement.
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The velocity of an object can be represented by a (n)__________ .
The length of the arrow indicates the ____________ . The arrow points
in the direction of the object’s _________.
The velocity of an object can be represented by an arrow. The length of the arrow indicates the speed of the object . The arrow points in the direction of the object’s movement.
What is velocity ?Velocity is a physical quantity that measures the distance travelled per unit time. Velocity is a vector quantity. Thus it is characterized by a magnitude and direction.
The magnitude of the velocity of an object is called speed. Thus velocity is the rate of speed. The change in speed or direction or in both causes a change in velocity.
The velocity of an object generally represented by an arrow in physics. The length of the arrow indicates the speed of the object . The arrow points in the direction of the object’s movement.
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What is the mass of an object if a net force of 8.0 N causes it to accelerate at 1.1 m/s2?
summary of newtons 2nd law 5 sentences
Intermolecular forces hold together which of the following?
a) Compounds
b) Charged particles
c) Atoms
d) Molecules
What is an advantage of being a single-celled organism
Being a single-celled organism offers the advantage of carrying out all necessary life processes independently, enabling efficient resource management, reproduction, and adaptation. It showcases biological organization within a single cell, allowing for versatility and adaptability in various environments.
Explanation:One significant advantage of being a single-celled organism is the ability to carry out all of life's processes independently, without the need for cooperation or division of labor seen in multicellular organisms. This autonomy allows single-celled organisms to efficiently manage resources, reproduce, and adapt to their environment with a streamlined organizational structure. From the intake of nutrients to reproduction, these organisms perform essential life functions within a single cell, showcasing an impressive level of biological organization and flexibility. Single-celled organisms, such as bacteria and protists, exhibit specialized behaviors despite their simple structure, including directed motility and predation, which enable them to thrive in various environments. Additionally, the absence of specialized cells means that each cell must be proficient in multiple tasks, providing a versatile and adaptive approach to survival.
The Colonial Theory suggests that multicellularity arose from the cooperation among single cells, highlighting the evolutionary advantages of single-celled life forms in pioneering new ecological niches. This evolutionary step underpins the diversity of life we observe today, with multicellular organisms developing complex structures and functions from these humble beginnings. Despite their simplicity, single-celled organisms play a crucial role in the biosphere, serving as foundational elements of ecosystems and driving both ecological and evolutionary processes.
What is the acceleration of a vehicle that goes from 35m/s to a stop in 35 s?
Choose two forces and compare and contrast these forces. These must be different forces than used in the prior question. Provide two ways that they are similar and two ways that they are different. You may make a list, write it out, or make a chart.
after brainstorming engineers may refine their ideas by making what???
Which light interaction explains why you can see things that don’t produce their own light.
What is the amount of "stuff in an object?
mass is the amount of "stuff in an object
Cole and Blayne were attempting to push Hailey on a wheeled chair with enough force so Hailey would run into Mr Young. They figured out they needed a 50 N force to run the chair into Mr Young. Cole and Blayne were both applying force toward Mr Young. Cole was applying force a 20 N force to the left, and Blayne was applying (with all of his strength) a force of 15 N to the left.
What was the net force if we ignore friction?
Which statement best describes resistance? Resistance is how well a current will flow in a material and is measured in volts. how well a material conducts an electrical charge and is measured in ohms. the ability of a material to attract a positive charge to create a current. the ability of a material to repel neutral charges and is measured in ohms. Can any one help?
Answer:
How well a material conducts an electrical charge and is measured in ohms.
Explanation:
B
Friction is generated when _____ interact with each other on sliding surfaces..... solids ,molecules, forces ,fluids
Answer:
B) Molecules
Explanation:
A student is trying to calculate the density of an ice cream cone. She already knows the mass, but she needs to determine the volume as well. Which of the following formulas can be used to calculate the volume of the cone?
Answer:
[tex]V = \frac{1}{3}\pi R^2 H[/tex]
Explanation:
Volume of any type of cone is given as
[tex]V = \frac{1}{3}[/tex] (base area) (height)
Now we know that base of the triangular cone is always like a circle of radius R
Now the area of the base is given as
[tex]A = \pi R^2[/tex]
Now in order to find volume let say the height of the cone is H
so volume of the cone is given as
[tex]V = \frac{1}{3}\pi R^2 H[/tex]