This is all of my points
Examine the electromagnetic spectrum below.
Diagram of the ele...
Physics, 20.11.2020 21:20 brittneys55
This is all of my points
Examine the electromagnetic spectrum below.
Diagram of the electromagnetic spectrum. At the far left, the waves are very far apart, and at the far right, the waves are very close together. Gamma rays are located at the far right of the diagram; radio waves are located at the far left of the diagram.
What can you conclude about gamma rays compared to radio waves? (2 points)
Group of answer choices
Gamma rays have a lower frequency than radio waves.
Gamma rays have a higher frequency than radio waves.
Gamma rays have the same wavelength as radio waves.
Gamma rays have a greater wavelength than radio waves.
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Question 22 pts
How does frequency change as wavelength increases? (2 points)
Group of answer choices
Frequency increases.
Frequency decreases.
Frequency is unaffected.
Frequency increases or decreases depending on how quickly wavelength increases.
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Question 32 pts
If a star is located 100 light years from Earth, what can you conclude about the light from the star? (2 points)
Group of answer choices
The light will take 100 years to reach Earth.
The light will take 100 seconds to reach Earth.
The light will take 300,000 years to reach Earth.
The light will travel a total of 300,000 kilometers to reach Earth.
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Question 42 pts
Which of the following types of electromagnetic radiation has the lowest frequency? (2 points)
Group of answer choices
Infrared waves
Gamma rays
Ultraviolet waves
Microwaves
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Question 52 pts
Which of the following describes the type of wave that transmits sound? (2 points)
Group of answer choices
Disturbance
Longitudinal
Propagated
Transverse
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Question 62 pts
In the diagram below, what is the property of the wave indicated by the letter A? (2 points)
Diagram of wave. The highest point is labeled A.
Group of answer choices
Amplitude
Crest
Frequency
Trough
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Question 72 pts
Which type of electromagnetic radiation is the only type that humans can see with their eyes? (2 points)
Group of answer choices
Gamma rays
Ultraviolet rays
Visible waves
Rays
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Question 82 pts
Which of the following represents the amplitude of a wave? (2 points)
Diagram of a wave. The point between the highest and lowest points is labeled A; the height is labeled B; the highest point is labeled C; the distance between the highest points of consecutive waves is labeled D.
Group of answer choices
A
B
C
D
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Question 92 pts
Examine the diagram of the electromagnetic spectrum below.
Diagram of the electromagnetic spectrum. At the far left, the waves are very far apart, and at the far right, the waves are very close together. Gamma rays are located at the far right of the diagram; radio waves are located at the far left of the diagram.
If a wave has a wavelength of 0.1 nanometer, it must be a(n) (2 points)
Group of answer choices
gamma ray
microwave
radio wave
x-ray
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Question 102 pts
Which of the following types of waves has the greatest amount of energy? (2 points)
Group of answer choices
Gamma rays
Microwaves
Radio waves
Rays
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Question 112 pts
Which statement best explains why light can travel with or without a medium? (2 points)
Group of answer choices
A medium is necessary for light waves to travel.
Light waves cannot travel in a vacuum.
Light waves are longitudinal waves that do not require a medium to travel.
Transverse waves do not require a medium to travel.
Answers: 1
Physics, 21.06.2019 22:40
Consider two metallic rods mounted on insulated supports. one is neutral, the other positively charged. you bring the two rods close to each, but without contact, and briefly ground the the neutral rod by touching it with your hand. show answer correct answer what would be resulting charge (if any) on the initially neutral rod
Answers: 1
Physics, 23.06.2019 05:00
Consider the phase change taking place in the picture. you could use all but one statement to describe what is happening here. that is: a) temperature is increasing. b) kinetic energy is increasing. c) the space between the particles remains the same. d) the attractive force between the particles is decreasing.
Answers: 1
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