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Physical Science 4th Quarter Review 1 - 10
Test Description: Physical Science, 4th Quarter, 1 - 10
Instructions: Answer all questions to get your test result.
1) Refraction in a wave is when the particles are far apart. Which of the following represents this?
A
* * * * * * *
B
*****
C
**** *********
2) When a wavelength increases, the frequency of the wavelength:
A
decreases
B
stays the same
C
increases
3) The unit used to measure the frequency of a wave is:
A
hertz
B
pounds
C
yards
4) When heat is added to water, teh molecules in the ater will:
A
move faster and farther apart
B
move slower
C
stop
5) Radiation is solar energy from:
A
Sun
B
Moon
C
Earth
6) If you wrap a magnet with wire, what type of energy will you produce?
A
chemical
B
nuclear
C
electric
7) Which type of sound waves do doctors use for medical diagnosis?
A
ultrasound
B
sonar
C
x-rays
8) If you already have a battery, what else do you need to make an electromagnet?
A
copper wire & nail
B
plastic spoon
C
string
9) Which type of sound waves are used under water to locate things?
A
radar
B
radio
C
sonar
10) Refraction of a wave is when the particles are:
A
close together
B
far apart
C
there are no particles
*select an answer for all questions
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