Unit 4 Astro Review

Energy of a hot body is emitted only in discrete units rather than continuously.

• True
• False

• a
• B
• C
• D

Infrared light has longer wavelengths and lower frequencies than visible light.

• True
• False

• a
• b
• c
• d

(a)   light is the very narrow range of wavelengths that falls between infrared light and ultraviolet light.

• a
• b
• c
• d

Electromagnetic waves that humans can not see with wavelengths just larger than red visible light are (a)   .

Waves that are commonly called light fall between microwaves and X rays on the electromagnetic spectrum.

• True
• False

Human eyes are only able to see visible light.

• True
• False

• a
• b
• c
• d
• e