Question 1

If a wave's wavelength increases, what happens to it's frequency?

Accepted Answer

Frequency decreases

Answer

Frequency stays the same

Answer

Frequency increases

Question 2

If a wave's frequency increases, what happens to it's energy?

Accepted Answer

Energy increases

Answer

Energy Decreases

Answer

Energy stays the same

Question 3

What is the speed of light?

Accepted Answer

3.00 x 10^8

Answer

6.63 x 10^-34

Answer

3.00 x 10^-34

Answer

6.63 x 10^8

Question 4

What is Planck's constant?

Accepted Answer

6.63 x 10^-34

Answer

6.63 x 10^8

Answer

3.00 x 10^-34

Answer

3.00 x 10^8

Question 5

What subatomic particle is responsible for emitting light?

Accepted Answer

Electrons

Answer

Photons

Answer

Protons

Answer

Neutrons

Question 6

How do electrons emit light?

Accepted Answer

Electrons emit light by falling back down to the ground state

Answer

Electrons emit light by jumping up to a higher energy orbital during the excited state

Answer

Electrons do not emit light

Answer

Electrons emit light by jumping up to a higher energy orbital during the ground state

Question 7

Which wave has the longest wavelength?

Accepted Answer

Radio waves

Answer

Visible light

Answer

Microwaves

Answer

Gamma Rays

Question 8

What is the particle-wave theory of light?

Accepted Answer

Light travels as both a particle and a wave

Answer

Light travels as a particle, not as a wave

Answer

Light travels as a wave, not a particle

Answer

Light travels as neither a wave nor a particle

Question 9

What makes gamma rays dangerous to humans?

Accepted Answer

The small wavelength means they have a higher energy

Answer

The small wavelength means they have a lower energy

Answer

The large wavelength means they have a higher energy

Answer

The large wavelength means they have a lower energy

Question 10

Calculate the frequency of a wave with a wavelength of 3.45 meters

Accepted Answer

8.70 x 10^7

Answer

5.20 x 10^33

Answer

1.20 x 10^-8

Answer

1.04 x 10^9

Question 11

What is the energy of a light wave with a frequency of 4.5 x 10^11 Hz?

Accepted Answer

2.98 x 10^-22

Answer

6.67 x 10^-4

Answer

1.47 x 10^-45

Answer

1.35 x 10^20

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