Friction and Net Forces

Front

What is the SI unit used to measure force?   

Back

Newtons

Front

You push on a tree with 20 N of force. If the tree doesn't move, the tree is pushing back on you with _____of force.

Back

20N 

Front

To calculate net force, when forces are acting in the same direction, the forces are ...

Back

added 

Front

With unbalanced forces, the object will move in the direction of the _______ force.

Back

larger

Front

A force is...

Back

a push or pull with a specific magnitude and direction

Front

Forces that have a net force of zero and the object's movement is not affected.

Back

Balanced Forces 

Front

To calculate net force, when forces are acting in opposite directions, the forces are ...

Back

subtracted 

Front

Friction is a force that acts in an ___________ direction of movement.

Back

opposite

Front

What surface would have the most friction? Options: Glass, Marble, Pool table, Sandpaper

Back

Sandpaper

Front

Why did the car travel the same distance in a shorter amount of time?

Back

The car had less mass and traveled at a faster speed than the truck.