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How Physical Are You?
Test Description: 4th grade physical science review questions
Instructions: Answer all questions to get your test result.
1) Heat energy moves in predictable ways, flowing from
A
west to east
B
objects of the same temperature
C
warmer objects to cooler ones
D
cooler objects to warmer ones
2) When light passes from one substance to another it
A
is absorbed
B
is reflected
C
is refracted
D
doesn't change direction or speed
3) Mass is defined as
A
the force of gravity on an object
B
the speed of an object
C
the amount of space an object takes up
D
the amount of matter in an object
4) Gravity, magnetism, and friction are examples of
A
forces
B
molecules
C
waves
D
energy
5) In which of the following materials are the molecules closest together?
A
air
B
a rock
C
water
D
orange juice
6) In which type of electric circuit are there many paths for electrons to flow?
A
closed
B
series
C
open
D
parallel
7) If you hold a magnet's north pole to another magnet's north pole, what will happen?
A
They will repel
B
They will attract
C
They will move forward quickly
D
They will create a new magnetic pole
8) Which material is opaque?
A
window glass
B
waxed paper
C
brick
D
water
9) What happens when light hits a smooth surface?
A
The rays are absorbed by the material
B
The rays bend
C
The rays bounce back in the same direction
D
The rays bounce back in different directions
10) Sound waves travel fastest through
A
outer space
B
solids
C
air
D
water
*select an answer for all questions
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