Forces

What force holds the planets in motion around the sun?

• Magnetic

• Electrical

• Gravitational

• Air Resistance

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What does the strength of gravity between two objects depend upon?

• Mass & distance

• Mass & weight

• Gravity & inertia

• Inertia & mass

Tags

NGSS.MS-PS2-4

All objects in the universe have a gravitational attraction to each other. 

• True

• False

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What force ultimately slows the roller coaster to a stop?

• Applied

• Normal

• Friction

• Magnetic

Tags

NGSS.MS-PS2-2

An _______ force must act on an object for it to CHANGE it's motion

• balanced

• unbalanced

• gravitational

• electrical

Tags

NGSS.MS-PS2-2

Jupiter has about 317 times more mass than Earth. What can you infer from this fact? 

• That Jupiter’s gravitational force is much weaker than on Earth’s gravitational force.

• That Jupiter’s gravitational force is much stronger than Earth’s gravitational force.

• That Jupiter’s and Earth’s gravitational forces are equal.

• Mass has no effect on the gravitational force between two objects

Tags

NGSS.MS-PS2-4

What is defined as a push or pull?

• force

• motion

• vector

• speed

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

This type of force resist motion between two surfaces that are pressed together

• contact

• gravity

• friction

If the net force is equal to zero, the forces acting on the object are

• balanced

• unbalanced

Tags

NGSS.MS-PS2-2

Balanced forces do not change the objects speed or 

• direction

• distance 

• time

• mass

Tags

NGSS.MS-PS2-2