Newton's Laws Question Preview (ID: 59101)
Middle School Level Of Newton's Three Laws Of Motion.
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Newton's first law of motion explains that
a) Unbalanced forces change motion.
b) Forces happen in pairs.
c) The amount of force on an object is caused by mass and acceleration.
d) Only unbalanced forces are in motion.
A bicycle goes around a curve at a constant speed. How do you know a force was applied?
a) The direction changed.
b) The speed changed.
c) The mass changed.
d) The force changed.
Which force will change an object from at rest to motion?
a) unbalanced force
b) balanced force
c) zero net force
d) equilibrium
Which term does not apply to an object at rest?
a) unbalanced force
b) balanced force
c) zero net force
d) equilibrium
Which term does not apply to an object in constant motion?
a) unbalanced force
b) zero net force
c) equilibrium
d) balanced force
A new washer and dryer have arrived. The dryer has half the mass. You push both with the same force. Which one will have more acceleration?
a) dryer
b) washer
c) They will both have the same acceleration.
d)
A new washer and dryer have arrived. The dryer has half the mass. What force will cause them to move with the same acceleration?
a) Push the washer with twice the force used on the dryer.
b) Push the washer with half the force used on the dryer.
c) Push the washer with three times the force used ono the dryer.
d) Push the dryer with twice the force used on the washer.
Newton's third law of motion explains that
a) Forces happen in pairs.
b) Unbalanced forces change motion.
c) The amount of force on an object is caused by mass and acceleration.
d) Only unbalanced forces are in motion.
Identify the correct force pair for a bat hitting a ball.
a) The bat pushes on the ball and the ball pushes on the bat.
b) The batter pulls the bat and it hits the ball.
c) The bat pushes the ball and the ball pushes the air.
d) The bat pushes on the air and the air pushes on the ball.
Newton's second law of motion explains that
a) The amount of force on an object is caused by mass and acceleration.
b) Only unbalanced forces are in motion.
c) Unbalanced forces change motion.
d) Forces happen in pairs.
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