The electromagnetic spectrum contains both visible and invisible part of the spectrum like UV, X, Gamma, IR and so on.
What is an electromagnetic spectrum?Electromagnetic spectrum, the complete dispersion of electromagnetic radiation by frequency or wavelength Even though all magnetic waves move at the speed as in a vacuum, do so at a variety of frequencies, durations, and particle energies.
The range of all electromagnetic waves is represented by the electromagnetic spectrum, which also includes numerous subranges, or sections, such as visible light, and ultraviolet radiation.
Light will come in a variety of "colors" that really are invisible to the human sight, including radio, infra, ultraviolet, X-ray, & gamma rays. The visual system can only detect visible light. Infrared light, which is on the side of the spectrum but is too red for people to see, is all over us and is even released by our bodies.
The region of electromagnetic radiation that the human eye can see is known as the visible light spectrum. This group of wavelengths is more commonly referred to as visible light. The range of wavelengths that the visual system can typically see is from 380 to 720 nm.
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Final answer:
The electromagnetic spectrum includes all types of electromagnetic radiation, from gamma rays to radio waves. Visible light, which humans can see, is a narrow portion ranging from 380 to 740 nm. Different species perceive different parts of the spectrum.
Explanation:
Electromagnetic Spectrum Overview
The electromagnetic spectrum consists of all types of electromagnetic radiation, which vary in their frequencies and wavelengths. The spectrum includes both visible and invisible light, with visible light being the small portion that can be perceived by the human eye. Electromagnetic radiation encompasses a wide range of types, including gamma rays, X-rays, ultraviolet (UV) light, visible light, infrared (IR) radiation, microwaves, and radio waves. The visible spectrum specifically is comprised of light in the wavelengths from approximately 380 to 740 nanometers (nm), displaying a rainbow of colors where violet and blue are at the shorter wavelength (higher energy) end, and red is at the longer wavelength (lower energy) end.
Other species can detect different parts of the spectrum; for example, honeybees can see UV light, and some snakes sense infrared radiation. Moreover, the spectrum is detailed by its frequency and wavelength, with visible light occupying a very narrow band, predominated by colors when separated by a prism.
Each part of the electromagnetic spectrum has unique properties and uses in various applications, such as medical imaging (X-rays), telecommunications (microwaves and radio waves), and in studying celestial bodies and phenomena (gamma rays).
which one is an accurate description of he process of erosion
Answer:
Erosion is the constant gnawing, erosion and degradation that occurs on the earth's surface. That is, when external geological forces, such as rivers, glaciers, flowing water, winds or waves, carry along and gnaw rock particles and move material from one location on the earth's surface to another.
The rate of erosion is influenced by climate, topography, the extent of vegetation cover and the properties of the loads. Deforestation and cultivation methods that change the soil structure, for example, make the soil harder so that it does not drain away water so quickly, can increase the erosion rate and cause major damage. It is estimated that 30-40 billion tonnes of land is eroded each year from the world's agricultural areas.
You are building a canoe, and you want to make it out of metal. which property would be most important to consider in choosing which metal to use?
Carl measures the temperature of the water at different depths of the lake to see if there is a relationship.
Independent Variable:
Dependent Variable:
In Carl's experiment, the independent variable is the depth of the lake, which is being manipulated. The dependent variable is the temperature of the water, which may change based on the depth of measurement.
Explanation:In this lake temperature measurement experiment, the independent variable is the depth of the lake. This is because Carl is manipulating or changing the depth where he is taking water temperature measurements. The dependent variable, on the other hand, is the temperature of the water. The temperature is dependent because its value can possibly change based on the depth of the lake where the temperature measurement is taken.
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The push of air on earth is called
When you double your speed, it takes about _____ times as much distance to stop?
There is a simple pattern for determining if a binary number is odd. what is it and why does this pattern occur
There is a simple pattern for determining if a binary number is odd. This is when the number ends in 1. This pattern occured because they are defined by an odd word.
Further explanationThe binary number is a number that expressed in the base-2 numeral system or binary numeral system, that uses only two symbols, typically "0" and "1".
If the number ends in 1, it will be odd, whereas if the number ends in 0, it's even. Because the first digit can only be 0 or 1, the rest of the digits are multiplied by two. To convert a binary number to base 2k, split it into groups of k digits by adding leading 0s if necessary, then convert each group to base 2k.
Example:
1001 represents an odd number (9)1000 represents an even number (8)1101 represents an odd number (13)10010 represents an even number (18).This pattern odd occured because they are defined by an odd word.They are numbers, that are by definition is too many things that they become odd, and also because they look odd again even when split into two
Learn moreLearn more about binary number https://brainly.com/question/8604586Learn more about pattern https://brainly.com/question/554926Learn more about odd binary number https://brainly.com/question/5625911Answer detailsGrade: 9
Subject: physics
Chapter: Computer Science
Keywords: binary number, pattern, odd binary number, even binary number, Computer Science
How is acceleration calculated
Answer:
Mathematically, the acceleration of a body at any time is the second derivative of the position:
[tex]a=\frac{d^2x}{dt^2}[/tex]
In addition, it can be obtained by deriving the speed of the body:
[tex]a=\frac{dv}{dt}[/tex]
Explanation:
In classical mechanics acceleration is defined as the variation of speed with respect to time:
[tex]a=\frac{dv}{dt}[/tex]
In Newtonian mechanics, for a body with constant mass, the acceleration of the body measured by an inertial observer is proportional to the force acting on it:
[tex]F=ma\\\\a=\frac{F}{m}[/tex]
Hi! Can you help me? :) A satellite's speed is 10,000 m/s. After 1 min, it is 5,000 m/s. What is the satellite's acceleration? Thanks!!
Answer:
Acceleration, [tex]a=-83.33\ m/s^2[/tex]
Explanation:
It is given that,
Initial speed of the satellite, u = 10000 m/s
Final speed of the satellite, v = 5000 m/s
Time taken, t = 1 min = 60 seconds
Acceleration of the satellite is given by :
[tex]a=\dfrac{v-u}{t}[/tex]
[tex]a=\dfrac{5000-10000}{60}[/tex]
[tex]a=-83.33\ m/s^2[/tex]
So, the acceleration of the pumpkin is [tex]-83.33\ m/s^2[/tex]. Hence, this is the required solution.
The packets of energy that light travels in are called
Is work done when you lift a brick?
A.No, the force applied is parallel to the direction of motion.
B.Yes, the force applied is parallel to the direction of motion.
C.No, the force applied is perpendicular to the direction of motion.
D.Yes, the force applied is perpendicular to the direction of motion.
it is B.
Yes, the force applied is parallel to the direction of motion
Answer:
The answer is: "Yes, the force applied is parallel to the direction of motion" Hope this helps :)
Explanation:
Why does a spoon appear to be bent when it’s in a glass of water?
Write a simple rule that will tell a person how many water molecule will be lost while putting monosaccharides together to form polysaccharide ?
Final answer:
One water molecule is lost for every glycosidic bond formed in the polysaccharide chain, meaning for N monosaccharides joined, N-1 water molecules are lost.
Explanation:
Rule for Water Molecules Lost in Polysaccharide Formation;
During the formation of polysaccharides from monosaccharides, a dehydration reaction occurs. This means for every glycosidic bond formed, one water molecule is released. Therefore, a simple rule to determine the number of water molecules lost is as follows: for N monosaccharides joined to form a polysaccharide, the number of water molecules lost would be N-1. If two monosaccharides join to form a disaccharide, one water molecule is lost; if three join to form a trisaccharide, two are lost, and so on.
To illustrate, if you have 10 monosaccharides combining, you would lose 9 water molecules in the process, as 10-1=9. This reaction can be reversed through hydrolysis, where adding water can break the glycosidic bonds, converting the polysaccharide back into individual monosaccharides.
Which would hold more water- a teaspoon (tsp) or a milliliter?
Answer:
A teaspoon
Explanation:
As we know that the capacity of hold something by a standard teaspoon is related with milliliters as,
1 teaspoon is equivalent to 4.92892 milliliters
From this it can be see that the 1 teaspoon is equivalent to approximately 5 milliliters.
Therefore, the water hold by 1 teaspoon is more than the water hold by a milliliter.
The state of matter in which particles move most rapidly is
The law of motion that states that an object will maintain its straight-line motion until acted upon by an unbalanced force is __________ A. F = m*a. B. Newton's second law. C. Newton's first law. D. Newton's third law
An automobile with a mass of 1232 kg accelerates at a rate of 2 m/s² in the forward direction. What is the net force acting on the automobile? N
What two things does an object's thermal energy depend on:?
A child dangles a 1.50-kilogram stuffed toy 0.500 meters from the ground. What is the potential energy of the toy?
Answers are:
0.188 J
0.750 J
7.35 J
14.7 J
Answer: 7.35 Joules
Explanation:
i got it right in my exam
Work and power are different because
Select one:
A. work involves force and distance while power involves force and velocity.
B. work involves distance and mass while power involves distance and time.
C. work involves energy and time while power involves force and mass.
D. work involves velocity and time while power involves energy and force.
Final answer:
Work involves a force causing a displacement, and power is the rate at which work is done over time. The correct answer is A. work involves force and distance while power involves force and velocity.
Explanation:
Work and power are different concepts within physics. The difference between them is that work involves a force causing a displacement, while power is the rate at which work is done over time. Specifically, work done (W) is calculated as the product of force (F) and displacement (d) in the direction of the force: W = Fd. Power (P) is the rate at which this work is done, which is work divided by the time (t) it takes to do the work: P = W/t.
Therefore, the correct answer to the student's question is:
A. work involves force and distance while power involves force and velocity.
Find the order of magnitude of the number of stars in the milky way
Which part of the ignition system amplifies the electrical voltage?
The part of the ignition system that amplifies the electric voltage is the coil as it is described to be something that is joined in a shape of a spiral or rings in a specific machine or vehicle, amplifying electricity.
The Sears Tower in Chicago is 443 m tall. Joe wants to set the world's stair climbing record and runs all the way to the roof of the tower. If Joe's average speed is 0.60 m/s, how long will it take Joe to climb from street level to the roof of the Sears Tower?
*This is about average velocity and displacement.
Joe will take approximately 738.33 seconds to climb from street level to the roof of the Sears Tower.
Explanation:To calculate the time it will take Joe to climb from street level to the roof of the Sears Tower, we can use the formula:
Time = Distance/Speed
Joe is climbing a distance of 443 m at an average speed of 0.60 m/s, so we can substitute these values into the formula:
Time = 443 m / 0.60 m/s = 738.33 s
Therefore, it will take Joe approximately 738.33 seconds to climb from street level to the roof of the Sears Tower.
What’s the difference between fiber optic cable, twisted pair cable and coaxial cable?
Coaxial cables offer a potential data transfer rate of 80 times quicker than twisted pair connections, which have a maximum of 10 Mbps. High-speed data transport occurs using optical fiber lines. About 69% of the speed of light is used to describe the transfer speed.
What is a Cable?An assemblage of one or more wires running parallel to one another or bundled together that is used to transport electric current is known as an electrical cable.
A cable assembly, which is not always appropriate for connecting two devices but can be a partial product, can be made up of one or more electrical cables and the necessary connectors. A cable tree or cable harness are other examples of cable assemblies that can be utilized to link numerous terminals.
One or more optical fibers are used to carry data using fiber optic cables, also known as optical fiber cables, a type of Ethernet cable. As light pulses pass through small glass tubes, fiber optic cable transfers data. Twisted pair cable's transmission capacity is 26,000 times lower than optical fiber cable's transmission capacity.
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Final answer:
Fiber optic cables, twisted pair cables, and coaxial cables are different types of cables used in telecommunications. Fiber optic cables use light signals for data transmission, while twisted pair and coaxial cables use electrical signals. Each cable has its own advantages and is used for different purposes.
Explanation:
Fiber optic cables, twisted pair cables, and coaxial cables are all types of cables used for transmitting signals in telecommunications. Here are the differences:
Fiber optic cable: Uses thin strands of glass or plastic to transmit data using light signals. It offers high bandwidth, low loss, and reduced crosstalk. It is commonly used for long-distance communication due to its superior performance.Twisted pair cable: Consists of twisted pairs of copper wires. It is commonly used for Ethernet networks and telephone lines. It is cost-effective and reliable for shorter distances.Coaxial cable: Has a central conductor surrounded by an insulating layer, a shield, and an outer layer. It is used for cable TV, Internet, and high-frequency transmissions. It offers high bandwidth, but its performance may degrade over long distances.Overall, the choice of cable depends on the specific application and requirements.
What force to scientist think was responsible for clumping matter together to form the first stars after the Big Bang?
Answer : Gravity
Explanation : Matter comes together to form stars under the force of gravity. Gravity is a force that causes all object to attract each other . This force dependent on their masses and their distance.
So, we can say that scientist know the force of gravity is responsible for clumping matter together to form the first stars after the big bang.
What is the energy (in joules) of an ultraviolet photon with wavelength 110 nm?
For light or ultraviolet, the formula for energy can be calculated using Planck’s equation. That is:
E = h c / ʎ
where,
h is the Planck’s constant = 6.626 * 10^-34 m^2 kg / s
c is the speed of light = 3 * 10^8 m/s
ʎ is the wavelength of light = 110 nm = 110 x 10^-9 m
So calculating for energy E:
E = (6.626 * 10^-34 m^2 kg / s) * (3 * 10^8 m/s) / (110 x 10^-9 m)
E = 1.807 x 10^-18 J
Which of the following epidermal cells are the sensory receptors for touch?
Langerhans cells
Melanocytes
Keratinocytes
Merkel cells
The mineral barite is
A SULFATE IS THE CORRECT ANSWER
What two instruments in a car can be used to measure the car's average speed?
Answer:
Two essential measurements to calculating average speed are distance and time.
PLZ HELP NEED IT NOW which of the following descriptions could apply to an accelerating car. I. A car rounding a curve. II. A car speeding up to get on a freeway III. A car slowing to get off freeway IV a car maintaining a constant speed. A. II B. II and III c. I II III d. All of the above. Explain why
Answer:
C is the answer
Two basketball players are essentially equal in all respects. (They are the same height, they jump with the same initial velocity, etc.) In particular, by jumping they can raise their centers of mass the same vertical distance, H (called their "vertical leap"). The first player, Arabella, wishes to shoot over the second player, Boris, and for this she needs to be as high above Boris as possible. Arabella jumps at time t=0, and Boris jumps later, at time tR (his reaction time). Assume that Arabella has not yet reached her maximum height when Boris jumps.Find the vertical displacement D(t)=hA(t)−hB(t), as a function of time for the interval 0
The difference in height between both players, Arabella and Boris, is given by [tex]D(t) = h_A(t) - h_B (t)[/tex]
Further explanationThis problem is a 1-dimensional free fall type of problem, it's one dimensional since both players only move in 1 dimension (meaning vertically), and it is a free fall problem since, when both players leave the ground, the only force which is apllied over them is the force excerted by gravity.
To solve our problem, let's suppose that both players jump from a point called the origin, meaning a point where we consider that their vertical displacement is 0 (in this case, the floor would be considered as the origin). Besides that, let's suppose that we start counting the time at the moment when Arabella makes her jump, and let's say that both players jump with velocity V. Therefor from the equations from kinematics about free falling objects we can write an expression for the height of Arabella over time as:
[tex]h_A (t) = V \cdot t - \frac{g \cdot t^2}{2}[/tex]
Which is an equation valid since the time Arabella jumps until she gets back on the ground, in math terms this would be written as that the equation is valid over the interval [tex]0\leq t\leq \frac{2 \cdot V}{g}[/tex]. At all other times the height of Arabella would be zero (since she is on the ground).
We can write the same for Boris, though his equation is shifted in time by his reaction time [tex]t_r[/tex]:
[tex]h_B (t) = V \cdot (t-t_r) - \frac{g \cdot (t-t_r)^2}{2}[/tex]
Which is valid over the interval [tex]t_r \leq t\leq t_r + \frac{2 \cdot V}{g}[/tex], and zero everywhere else (since Boris is touching the ground at all other moments). Putting all the pieces together, we can get a piecewise function that expresses the difference in height between both players:
[tex]D(t) = h_A(t) - h_B (t) = V \cdot t - \frac{g \cdot t^2}{2} [/tex] for all [tex]0 \leq t \leq t_r[/tex]
[tex]D(t) = h_A(t) - h_B (t) = V \cdot t - \frac{g \cdot t^2}{2} - (V \cdot (t-t_r) - \frac{g \cdot (t-t_r)^2}{2}) = V \cdot t_r - g \cdot t_r \cdot t + \frac{g \cdot t_r^2}{2} [/tex] for all [tex]t_r \leq t \leq \frac{2 \cdot V}{g}[/tex]
[tex]D(t) = h_A(t) - h_B (t) = - V \cdot (t-t_r) + \frac{g \cdot (t-t_r)^2}{2} [/tex] for all [tex]\frac{2 \cdot V}{g} \leq t \leq t_r + \frac{2 \cdot V}{g}[/tex]
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Vertical displacement when [tex]t=t_r[/tex] is [tex]\b{\boxed{\sqrt{2gH}\left(t\right)-\dfrac{1}{2}g{t^2}}}[/tex] and vertical displacement when [tex]{t_r}<t[/tex] is [tex]\b{\fbox{\begin\{t({\sqrt{2gH}+\dfrac{g(t_r-2t)}{2})}\end{minispace}}}[/tex].
Further Explanation:
Arabella and Boris are of same height and jumps with the same initial velocity. Therefore, both can jump to height [tex]H[/tex].
The energy of both the players Arabella and Boris at ground level and height [tex]H[/tex] is constant.
Concept:
Applying conservation of energy at ground and height [tex]H[/tex]:
[tex]mgH=\dfrac{1}{2}m{v_0}^2[/tex]
Rearrange the above equation for initial velocity [tex]v_0[/tex]:
[tex]v_0=\sqrt{2gH}[/tex]
To calculate the height of both players, we can apply the equation of law of motion.
For a given initial velocity [tex]v_0[/tex], acceleration [tex]g[/tex], the height of the Arabella in time [tex]t[/tex]:
[tex]\boxed{{h_a}\left(t\right) ={h_0}+{v_0}t-\dfrac{1}{2}g{t^2}}[/tex]
The reaction time for Boris is [tex]t_r[/tex]. Therefore, to reach the height time taken by her is [tex](t-t_r)[/tex] .
For a given initial velocity [tex]v_0[/tex], acceleration [tex]g[/tex], the height of the Boris in time [tex](t-t_r)[/tex]:
[tex]\boxed{{h_b}(t)={h_0}+{v_0}(t-t_r)+\dfrac{1}{2}g(t-t_r)^2}[/tex]
It is given that Boris jumps before Arabella reaches the maximum height. Therefore, reaction time for Boris cannot be greater than total time.
Case I:
For [tex]t=t_r[/tex], we get [tex]{h_b}(t)={h_0}[/tex] .
Therefore, the vertical displacement is:
[tex]\begin{aligned}D(t)&={h_a}(t)-{h_b}(t)\\&={h_0}+{v_0}t-\dfrac{1}{2}g{t^2}-{h_0}\\&={v_o}t-\dfrac{1}{2}g{t^2}\\&=\sqrt{2gH}(t)-\dfrac{1}{2}g{t^2}\end{gathered}[/tex]
Case II:
For [tex]{t_r}<t[/tex], the vertical displacement is:
[tex]\begin{aligned}D(t)&={h_a}(t)-{h_b}(t)\\&={t_r}({\sqrt{2gH}+\dfrac{g(t_r-2t}{2})\end{aligned}[/tex]
Thus, vertical displacement when [tex]t=t_r[/tex] is [tex]\b{\boxed{\sqrt{2gH}\left(t\right)-\dfrac{1}{2}g{t^2}}}[/tex] and vertical displacement when [tex]{t_r}<t[/tex] is [tex]\b{\fbox{\begin\{t({\sqrt{2gH}+\dfrac{g(t_r-2t)}{2})}\end{minispace}}}[/tex].
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Answer Details:
Grade: High School
Subject: Physics
Chapter: Kinematics
Keywords:
Two, basketball, player, same, height, initial, velocity, vertical, distance, Arabella, Boris, high, above, D(t)=Ha(t) – Hb(t), function, reaction, ground, reaches and time.