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1) Circle the word True if the
statement is true. Circle the word
False if it is false.
a) On Earth, gravity always pulls in
the direction we call ‘down’
True False
b) Gravity pulls, but it never pushes.
True False
c) Only planets have gravity.
True False
d) Only solid things are pulled by
gravity.
True False
e) Gravity is the only force that can
act without touching.
True False
2) Put a check mark (v) next to the
answer that is most correct.
a) What force causes falling things
to speed up?
A) gravity
B) friction
C) air resistance
D) magnetic force
b) Which of these things would
happen if the force of gravity were
somehow turned off?
A) The Earth would stop spinning.
B) The Earth would crash into the
sun.
C) The moon and Earth would drift
apart.
D) Everything on Earth would
become much heavier.
c) All of these forces can act at a
distance, except _____
A) gravity
B) friction
C) magnetic force
D) electrostatic force
Достарыңызбен бөлісу: 
