Waves
Light
Visible Light
Atoms and Light
Miscellaneous
100

An electromagnetic wave is a mechanical wave. True or False

False

100
Which wave of the electromagnetic spectrum carries the most energy?
Gamma Rays
100
Of the waves of the Visible spectrum which color has the longest wavelength?
Red
100
The higher the frequency the higher the energy of the wave. T/F?
True
100

Electromagnetic waves are not capable of being transmitted through the vacuum of space. T/F?

False. EM waves can be transmitted through a vaccuum.

200

What type of wave has the longest wavelength?

Radiowaves

200

What is a form of energy which our sense of sight can detect.

Visible Light
200

What visible light color has the shortest wavelength?

Violet
200

What do emission spectra tell us about a substance?

What elements it is made of.

200

What term is used to describe the unique set of wavelengths of light emitted by an element when its electrons return to lower energy levels?

Emission spectra.

300

Which wave has the highest frequency?

Gamma

300
What kind of light is in between gamma rays and unltrviolet rays on the electromagnetic spectrum?
X-Rays.
300

When white light shines through a _____, the white light is broken apart into the colors of the visible light spectrum.

Prism.

300
This type of ray can be used to kill harmful bacteria. It can also cause skin cancer. It also helps your body to produce Vitamin D.
Ultraviolet Light
300

What are the two fields that electromagnetic waves are comprised of?

Electric and Magnetic

400

Short wavelength indicates ___ frequency.

High

400
The longest waves of this type create warmth which you can feel on your skin.
Infrared Light
400

_____ vapor in the atmosphere can also break apart wavelengths creating a rainbow.

Water.

400

Particles of light that have no mass, carry a specific amount of energy, and behave like a wave.

Photons.

400

According to Bohr's model of the atom, what is responsible for the specific wavelengths observed in an element's emission spectrum?

Electron configuration of elements. Light is emitted by electrons transitioning between energy levels.

500

What happens to the energy of an electromagnetic wave as the wavelength increases?

The energy decreases.

500

List the electromagnetic spectrum in order of longest wavelength to shortest wavelength.

radio, microwave, infrared, visible, UV, x-rays, gamma rays

500

What is the range of wavelengths for visible light, as perceived by the human eye?

Approximately 380 nm to 700 nm

500

Is energy absorbed or emitted when electrons move up an energy level?

Absorbed when electrons move up.

500

In a vacuum, all electromagnetic waves travel at the same speed. What is this speed, often denoted by the letter 'c'?

3.0 x 10^8 m/s

299 792 458 m / s

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