Motion
Force
Friction and Gravity
100

The distance traveled divided by the time taken to travel that distance.

What is speed?

100

push or pull exerted on an object in order to change the motion of an object.

What is force?
100

A force that opposes motion between two surfaces that are in contact 

Friction

200

The speed of an object but in a certain direction

What is Velocity?

200

Unit used to measure force

What is a Newton?
200

a force of attraction between two objects that is due to their masses

What is gravity?

300

When an object changes position over time relative to a reference point.

What is motion?

300

Combination of all total force exerted on an object

What is net force?

300

a measure of the amount of matter in an object (it never changes no matter where you are)

What is mass?

400

Joe runs 40m in 8h. How fast is he running?

What is 6m/h?
400
A dog is pulling a rope with 67N to the left and a puppy is pulling with 24N to the right. What is the net force?

What is 43?

400

a measure of the gravitational force exerted on an object; its value can change with the location of the object in the universe

What is weight?

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