The complete range of electromagnetic waves placed in order of increasing is called the ______________.

• radar spectrum

• mechanical spectrum

• electromagnetic spectrum

• gamma spectrum

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Electromagnetic waves with the longest wavelengths and lowest frequencies are ________ waves.

• radio

• gamma

• micro

• X-ray

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__________ have shorter wavelengths and higher frequencies than radio waves do.

• Microwaves

• Ocean waves

• P-waves

• S-waves

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____________ are electromagnetic waves with wavelengths longer than those of microwaves.

• Radio waves

• Gamma rays

• X-rays

• Light waves

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Electromagnetic waves that you can see are called ________.

• electromagnetic spectrum

• visible light waves

• infrared rays

• UV light

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Electromagnetic waves with wavelengths just shorter than those of visible light are called ____________.

• gamma rays

• X-rays

• infrared

• ultraviolet rays

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Electromagnetic waves with wavelengths just shorter than those of ultraviolet rays are ________.

• X-rays

• gamma rays

• visible light

• microwaves

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An __________ wave is a transverse wave that involves the transfer of electric and magnetic energy.

• ocean

• electromagnetic

• mechanical

• longitudinal

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An electromagnetic wave travels at the speed of _______.

• sound

• light

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The energy that electromagnetic waves transfer through matter or space is called electromagnetic ________.

• heat

• light

• rays

• radiation

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