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Newton's Laws Review

Newton's Laws of Motion Test Review

QuestionAnswer
"An object at rest tends to stay at rest and an object in motion tends to stay in motion with the same speed and in the same direction unless acted upon by an unbalanced force." Newton's First Law of Motion
All objects ______ changes in their state of motion. Resist
Newton's first law of motion is also called the Law of ________. Inertia
It is the natural tendency of objects to _____ on doing what they're doing. Keep
Force = Mass x Acceleration this is ... Newton's Second Law of Motion
If force is increased, acceleration ________. increases
An object with twice the _____ of another will accelerates half as much. mass
"For every action there is an equal and opposite reaction", this is ... Newton's Third Law of Motion
In the act of kicking a ball, the foot applies the ____________force that pushes on the ball. action
In the act of kicking a ball, the ball applies the ___________force that pushes back on the foot. reaction
_________ is matter in motion. momentum
Which has more momentum, a hit baseball or a parked car? hit baseball
Momentum is dependent on what TWO things? mass and velocity
The tendency of an object to resist change in motion Inertia
Which has more inertia, a kitten or a lion? lion
Jupiter orbits the sun because the sun's gravity applies _________ force that pulls it toward the Sun's center centripetal
Without the sun, Jupiter's inertia would cause it to accelerate in a ___________ line into outer space straight
Centripetal force acts __________ to the direction of an object's movement toward the center . perpendicular
True or False? Newton's first law only applies to objects at rest FALSE
Which law of motion is this? A rocket is launched. Jet fuel and exhaust exit the tail end sending the rocket in the opposite direction into space. Newton's Third Law of Motion
Which law of motion is this? A soccer ball continues to roll until it hits something. Newton's First Law of Motion
Which law of motion is this? The sling shot was pulled back and the rock propelled forward in the opposite direction. Newton's Third Law of Motion
Which law of motion is this? A baseball hit with a wooden bat goes farther than a baseball hit with a plastic bat. Newton's Second Law of Motion
Which law of motion is this? A balloon is attached to a toy car. The air goes out one way sending the toy car in the opposite direction. Newton's Third Law of Motion
Which law of motion is this? The baseball went farther than the basketball when your classmate hit them with an aluminum bat. Newton's Second Law of Motion
Which law of motion is this? You are thrown off the front of a 4-wheeler when it runs into a fence. Newton's First Law of Motion
Which law of motion is this? The vase of flowers flew through the windshield when it crashed because it stayed in motion and was not restrained by a seatbelt. Newton's First Law of Motion
Which law of motion is this? An empty chair is easier to push (less mass) than a chair with a person in it (more mass). Newton's Second Law of Motion
Which law of motion is this? You run into your friend while skating and both of you fall in opposite directions. Newton's Third Law of Motion
Which law of motion is this? The clothes you left on the floor are still there when you come home from school. Newton's First Law of Motion
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