Electromagnetic Waves Test Review
Vocabulary:
Electromagnetic Spectrum-
Infrared waves-
Microwaves-
Radio waves-
Ultraviolet light-
Visible light-
X-Rays-
Gamma rays-
Radiation-
Electromagnetic wave-
Nuclear reactions-
Light energySun’s radiation-
Nuclear fusion-
1. ________________________ are typically used for cooking.
2. A(n) (mechanical or electromagnetic) wave can travel through space and matter.
3. Electromagnetic Waves are (longitudinal or transverse) waves.
4. Light is a type of ______________________________ wave.
5. Electromagnetic waves transmit
a. charges
b. fields
c. matter
d. energy
6. Electromagnetic waves are made of:
a.Vibrating particles b. Vibrating charged particles c.Vibrating electric and magnetic
fields d. Electricity and magnetism
7. Name two ways EM waves differ from one another.
8. What is the primary source of the energy released by the sun?
a. Radioactivity b. Nuclear fusion c.Electromagnetism d.Gravitational attraction
9. The sun provides heat and light for the Earth. What produces these forms of
energy on the sun?
a. Radiation b.Chemical change c. Nuclear reactions d.The greenhouse effect
10. Which of the following is an example of an electromagnetic radiation?
a.Light wave b. Sound wave c.Seismic wave d. Water wave
11. Why does only a tiny fraction of the sun’s energy provide heat for the Earth?
a. the sun’s energy radiates in every direction, not just toward the Earth
b. the sun is too far away for most of its heat to reach the Earth
c. most of the energy produced by the sun is in the form of light and not heat
d. the greenhouse gases in the atmosphere filter out most of the Sun’s heat
energy
12. Organize the types of radiation below from longest wavelength to shortest
wavelength.
Microwaves, Gamma Rays, Visible Light, Infrared Radiation, Ultraviolet, X-Rays, AM
Radio Waves, FM Radio Waves
longest
13. X rays are used by doctors because
a. X rays travel easily through bones.
b. X rays travel easily through skin and muscle and are absorbed by bones.
c. exposure to X rays does not damage or kill living cells.
shortest