Newton's Laws

Front

Why does a large rock remain motionless on a flat sidewalk?

Back

The forces acting on the rock are all balanced

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8.6C Newton's Laws

Front

A pitcher throws a ball toward a player holding a baseball bat. The player uses the bat to hit the ball with a 10 N force. Which statement correctly describes the reaction force between the bat and ball?

Back

of the ball on the bat

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8.6C Newton's Laws

Front

An action-reaction pair of forces exists between -
Options: the aerialist's feet and the rope, the rope and the balancing bar, the two ends of the rope, the aerialist's arms and legs

Back

the aerialist's feet and the rope

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8.6C Newton's Laws

Front

Which box would experience the greatest acceleration when an unbalanced force of 8N is applied? Options: The box with a mass of 2 kg, The box with a mass of 4 kg, The box with a mass of 6 kg, The box with a mass of 8 kg.

Back

The box with a mass of 2 kg

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8.6C Newton's Laws

Front

The unusual strength of glue makes it able to hold a heavy object, or load, as shown in the diagram below. If the load exerts a strong downward force, the glue - Options: destroys the force, exerts a stronger downward force, causes the load to accelerate upward, exerts an upward force that is equal to the downward force

Back

exerts an upward force that is equal to the downward force

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8.6C Newton's Laws

Front

How can Newton's law of action-reaction best be applied to explain the movement of a rocket?

Back

gases push against the rocket, making it move upward

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8.6C Newton's Laws

Front

Two cars with different masses travel at the same speed down a hill toward a stop sign. What will happen when both cars apply brakes at the same time to stop?

Back

The car with the smaller mass will require less forces to stop than the larger mass car.

Front

What causes the sudden movement of tectonic plates, known as earthquakes?

Back

Unbalanced forces

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8.6C Newton's Laws

Front

What is the standard unit force is measured in?

Back

Newtons

Front

According to Newton's second law (F=ma), if you increase the force applied to an object:

Back

it accelerates more