Intro to Forces

Front

What unit do we measure force in?

Back

Newtons

Front

What does a person being pushed forward into their seatbelt when a car stops demonstrate?

Back

Newton's First Law of Motion

Front

Which of the following is balanced?

Back

Top

Front

What is the name for a push or pull?

Back

A force

Front

What type of force causes a change in motion?

Back

Unbalanced

Front

What is Newton's Second Law of Motion?

Back

The acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its mass.

Front

What is the formula for calculating force?

Back

Force = Mass x Acceleration (F = ma)

Front

What is inertia?

Back

The tendency of an object to resist changes in its state of motion.

Front

What is the difference between balanced and unbalanced forces?

Back

Balanced forces do not change an object's motion, while unbalanced forces do.

Front

What is gravitational force?

Back

The force of attraction between two masses.