Tour of the Electromagnetic Spectrum

Tour of the Electromagnetic Spectrum

Multiple Choice

What causes electromagnetic waves?

• The vibrations caused by sound

• The vibrations caused by charged particles

• The vibrations caused by atoms growing and shrinking.

Dropdown

Radio waves have the lowest amount of energy of EM waves due to the fact that they have the ​

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wavelength

Dropdown

Microwaves have shorter wavelengths than radio waves, therefore they have ​

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energy than radio waves

Multiple Choice

Because infrared waves have wavelengths longer than visible light we can not see them. They can be perceived as _________________

• Sound

• Light

• Heat

• Cold

Reorder

Put the colors of visible light in order from lowest energy to highest energy

• Red

• Orange

• Yellow

• Green

• Blue

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Dropdown

Ultraviolet light can be damaging to the skin when visible light is not, this is because Ultraviolet light has​​

Select answer

energy than visible light.

Multiple Select

What are X - Rays used for?

• Scanning Luggage

• Broken Bones

• Checking to see if your shoelaces are untied

• Checking for cavities

Multiple Choice

Radioactivity can be harmful and cause disease because it affects __________.

• air

• water

• cells

• blood

Multiple Choice

Three different objects are shown in the pictures below. Which of the following absorbs all colors of light?

Multiple Choice

Light from the Sun transfers solar energy to the Earth system. Sunlight travels to Earth as _______ waves.

• electromagnetic

• seismic

• sound

• water

Multiple Choice

The higher the frequency the ______ the energy. 

• higher
• lower
• neither, stays the same

Multiple Choice

Which electromagnetic waves are used in ovens and cell phone communications?

• Infrared rays
• ultraviolet rays
• microwaves

Multiple Choice

How much of the electromagnetic spectrum is made up of visible light?

• only a small portion
• a very l;arge portion
• about half