Forces and Motion Revision

Front

The amount of matter in a substance that is measured in kilograms.

Back

Mass

Front

What is the force due to gravity called?

Back

weight

Front

What type of friction occurs when air pushes against a moving object?

Back

air resistance

Front

What equation links weight, mass and g?

Back

w = mg

Front

A child pulls on a toy with a force of 25N to the right. Another child pulls the toy with 15N to the left. The resultant force is:

Back

10N to the right

Front

Which two forces are equal?

Back

The Weight (Force of Gravity) and the Normal Force

Front

The term for when an object speeds up, slows down, or changes direction

Back

Acceleration

Front

How much force is required to accelerate 10 kg at a rate of 100 m/s²?

Back

1,000N

Front

What is the speed of the object represented by the graph?
Options: 0.5 m/s, 2 m/s, 5 m/s, 4 m/s

Back

5 m/s

Front

When the air resistance or drag is equal and opposite to the weight of the object, you would call this:

Back

terminal velocity