Exploring Forces

It is the length between two places.

• apparent motion

• position

• motion

• distance

The law of universal gravitation states that...

• the planets excluding Mars exert gravitational force

• the planets, the stars, and all the particles of matter exert gravitational force

• the stars and planets exert gravitational force

• the planets, the sun and moon exert gravitational force

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

For every ________ force, there is an equal and opposite reaction force according to Newton's third law of motion.

• reaction

• action

• upward

• downward

Tags

NGSS.MS-PS2-1

What is balanced force?

• each team pulls the same amount of force

• one team pulls with more force than the other

• two teams push something to the front

• the fat dog moves forward on leash

Tags

NGSS.3-PS2-1

How heavy an object is and how fast it is travelling make up the object's _______________

• speed

• acceleration

• motion

• momentum

Tags

NGSS.MS-PS3-1

It is the force that OPPOSES the motion of an object.

• spring scale

• apparent motion

• friction

• momentary force

Which Newton's law of motion state that an object moving in a straight line at a constant speed tends to keep moving that way.

• third

• first

• universal law

• second

When molecules in fluid or gas bump into a moving object and slow down is called _______ force.

• continuous

• momentary

• drag

• action

What do you call the change in velocity of an object over time?

What is the metric unit that measures force?

Tags

NGSS.MS-PS2-1