Forces - Review

If a nonzero net force is acting on an object, then the object is definitely

• losing mass
• being accelerated.
• moving with a constant velocity
• at rest.

What causes a moving object to change direction? 

• acceleration
• inertia
• velocity
• force

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-5

This type of force is an attraction between two objects

• contact
• gravity
• friction

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

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

The unit of force is

• m/s
• m/s^2
• newton
• kg

What is defined as a push or pull?

• force

• motion

• vector

• speed

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

What force holds the planets in motion around the sun?

• Magnetic
• Electrical
• Gravitational
• Air Resistance

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

Which has more gravitational force acting upon it?

• a bus
• a train
• a car
• a person

Tags

NGSS.MS-PS2-4