VOCABULARY:

the strength of a force

VOCABULARY:

the force that two substances exert on each other when they rub against each other

VOCABULARY:

a force that can act at a distance to pull objects towards each other

VOCABULARY:

a measure of the amount of matter in an object

VOCABULARY:

a measure of the force of gravity on an object

VOCABULARY:

the resistance to change in motion

TRUE OR FALSE:

A force is described by its magnitude and by the direction in which it acts

TRUE OR FALSE:

The net force determines if and how an object will accelerate

TRUE OR FALSE:

The law of universal gravitation states that the force of gravity acts between most objects in the universe that have mass as long as they are very massive

TRUE OR FALSE:

Weight is the same everywhere, whereas mass varies with the strength of gravitational force

TRUE OR FALSE:

Acceleration increases when force increases

TRUE OR FALSE:

Acceleration decreases when mass increases.

NAME THAT FORCE:

Brayden tries to push Nick, but Nick does not budge.

NAME THAT FORCE:

Kylie pushes back her chair.

NAME THAT FORCE:

Javeon picks up his backpack off the floor.

NAME THAT FORCE:

Callie and Reagan tie Landen and Richie in a tug of war.

NAME THAT FORCE:

Ari tries to open the acid cabinet, but it’s locked.

NAME THAT LAW:

Kelsey stares at a soccer ball, which is not moving.

NAME THAT LAW:

Josh bunts a ball and it goes 3 feet. Olivia swings and hits a ball 200 feet

NAME THAT LAW:

Landon throws a lacrosse ball against a wall, and it comes right back.

NAME THAT LAW:

Madelyn looks at the night sky and marvels at the moon’s orbit.

SHORT ANSWER QUESTION:

Which of the following is NOT a type of friction?