Forces and Motion

Front

What force must our push force be stronger than when sliding a box across the floor?

Back

Friction

Front

What two things do you need to know to calculate the speed of an object?

Back

Distance and time

Front

What is the difference between speed and velocity?

Back

Velocity is speed with a direction.

Front

If you jump on the moon, how does your jump compare to a jump on Earth?

Back

Your jump would be larger than a jump on Earth because there is less gravity on the moon.

Front

What is the formula to find the speed of an object?

Back

S = D / T

Front

If a person travels 20 miles in 2 hours, what is their speed?

Back

10 mph

Front

What is gravity?

Back

A force that attracts two bodies towards each other.

Front

What is friction?

Back

A force that opposes the motion of an object.

Front

What is the unit of speed?

Back

Miles per hour (mph) or meters per second (m/s).

Front

What is mass?

Back

The amount of matter in an object.