When you trip, your foot stops, but your body continues to move forward. Which statement best explains why this happens?(1 point)
Responses
The unbalanced force that stops your foot pulls your body forward.
The unbalanced force that stops your foot pulls your body forward.
Newton's Second Law of Motion pushes your body forward after your foot stops.
Newton's Second Law of Motion pushes your body forward after your foot stops.
An unbalanced force stops your foot but does not act on the rest of your body.
An unbalanced force stops your foot but does not act on the rest of your body.
An unbalanced force pushes your body forward.
An unbalanced force pushes your body forward.
A bowler throws a ball down the lane toward the pins. The ball reaches the pins and slowly moves through them, knocking down the center pins but leaving the end pins standing. The bowler wants the ball to reach all the pins. Which changes should the bowler make so that the ball has a greater acceleration?(1 point)
Responses
The bowler should choose a ball with more mass or throw the ball with less force.
The bowler should choose a ball with more mass or throw the ball with less force.
The bowler should choose a ball with more mass or throw the ball with more force.
The bowler should choose a ball with more mass or throw the ball with more force.
The bowler should choose a ball with less mass or throw the ball with less force.
The bowler should choose a ball with less mass or throw the ball with less force.
The bowler should choose a ball with less mass or throw the ball with more force.
The bowler should choose a ball with more mass or throw the ball with more force.
In which situation does the reactive force between two colliding objects cause a physical change?(1 point)
Responses
the exhaust from a rocket thrusting the rocket away from the ground
the exhaust from a rocket thrusting the rocket away from the ground
a baseball player swinging a bat and hitting a baseball, causing the bat to shatter
a baseball player swinging a bat and hitting a baseball, causing the bat to shatter
a swing hitting another swing, causing the second swing to move away
a swing hitting another swing, causing the second swing to move away
two bumper cars at an amusement park colliding, causing both cars to change direction
a baseball player swinging a bat and hitting a baseball, causing the bat to shatter
A sledgehammer is swung at a wall. Once the sledgehammer hits the wall it does not breakthrough. How do the hammer and the wall act on each other?(1 point)
Responses
The hammer and the wall exert forces on each other that are equal in magnitude but in opposite directions.
The hammer and the wall exert forces on each other that are equal in magnitude but in opposite directions.
The hammer and the wall exert forces on each other that are equal in magnitude and in the same direction.
The hammer and the wall exert forces on each other that are equal in magnitude and in the same direction.
The hammer exerts a stronger force than the wall but in the opposite direction.
The hammer exerts a stronger force than the wall but in the opposite direction.
The hammer exerts a stronger force than the wall but in the same direction.