click below
click below
Normal Size Small Size show me how
Newton's Laws 22-23
Question | Answer |
---|---|
According to Newton's first law, an object in motion will stay in motion unless | an unbalanced force acts on it. |
What will happen when you're in a car and the driver slams on the brakes? | You will continue moving forward. |
When an object is not accelerating it is said to be __________ __ ____. | remaining at rest. |
What causes a ball rolling across a rug to slow to a stop? | friction |
What part(s) of a moving car experience the most friction? | tires |
According to Newton’s second law acceleration depends on what two factors? | mass and the amount of force applied |
If an unbalanced force acts on an object, what will happen? | It will accelerate in the direction of the force. |
According to Newton's third law, forces always occur in _____ and ________ pairs? | equal opposite |
According to Newton's third law, what happens when you push against a wall? | The wall pushes back at you with the same amount of force. |
Which of Newton's laws explains why rockets move up when their thrusters push down on the ground? | Newton’s third law. |