[7th] Exam 2 Review

[7th] Exam 2 Review

7th Grade

•

41 Qs

quiz-placeholder

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[7th] Exam 2 Review

[7th] Exam 2 Review

Assessment

Quiz

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Science

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7th Grade

•

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Created by

Edny Martinez

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41 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Electromagnetic waves with the SHORTEST wavelengths and highest frequencies are ________. They have the greatest amount of energy of all the electromagnetic waves. (i.e. can be used for cancer treatments)

microwaves

x-rays

radio waves

gamma rays

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Electromagnetic waves with wavelengths shorter than those of ultraviolet rays are ________. They can carry more energy than ultraviolet rays and can penetrate most matter. (dense matter such as bones absorb these waves)

x-rays

visible light

gamma rays

radio waves

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

__________ have higher frequencies than visible light, and carry more energy. Electromagnetic waves with wavelengths just shorter than those of visible light. (sunscreen protects your skin from these!)

radio waves

x-rays

ultraviolet rays

gamma rays

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Electromagnetic waves that you can see are called __________. They have shorter wavelengths and higher frequencies than infrared rays.

microwaves

radio waves

visible light

x-rays

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

____________ electromagnetic waves with wavelengths shorter than those of microwaves. (i.e. thermograms)

radio waves

microwaves

infrared rays

gamma rays

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

___________ shorter wavelengths and higher frequencies than radio waves. (i.e. radar guns are used by baseball players and the police)

radio waves

microwaves

gamma rays

visible light

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Transmits ___________ along a network that connects mobile phones to each other, to the internet, and other networks.

radio waves

microwaves

visible light

gamma rays

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