Fall 24 Physics Monster Review

Front

What is the relationship between force, mass, and stopping distance when stopping a car?

Back

To stop a traveling car within a certain distance requires a certain force. More force will be required if the car has more mass, more momentum, or less stopping distance.

Front

Why does a baseball player's hand move backward when catching a ball?

Back

This minimizes impact because the time of impact is increased.

Front

What is the upward support force of each gym ring when hanging?

Back

The upward support force of each ring will be half your weight.

Front

What does the interaction between Earth and the Moon demonstrate?

Back

Earth pulls on the Moon, and the Moon pulls on Earth, demonstrating that these two tugs comprise an action-reaction pair.

Front

What does it mean for an object to be in mechanical equilibrium?

Back

An object not rotating and with no acceleration is in mechanical equilibrium.

Front

Define momentum.

Back

Momentum is the product of an object's mass and its velocity, represented as p = mv.

Front

What is Newton's First Law of Motion?

Back

An object at rest stays at rest, and an object in motion stays in motion unless acted upon by a net external force.

Front

Explain the concept of inertia.

Back

Inertia is the tendency of an object to resist changes in its state of motion.

Front

What is the formula for calculating force?

Back

Force is calculated using the formula F = ma, where F is force, m is mass, and a is acceleration.

Front

What is the principle of conservation of momentum?

Back

In a closed system, the total momentum before an event is equal to the total momentum after the event.