Forces Review

a force that opposes motion between any surfaces that are touching

• velocity
• friction
• inertia
• position

Tags

NGSS.MS-PS2-2

the tendency of an object to resist a change in its motion

• acceleration
• inertia
• mass
• frame of reference

Inertia is the tendency of an object to resist a change in its ___________. 

• temperature
• shape
• size
• motion

Tags

NGSS.MS-PS2-2

Objects with greater _________ also have greater inertia.

• speed
• mass
• temperature
• friction

Tags

NGSS.MS-PS2-2

Because of inertia, a resting object will remain at ________.

• rest
• a constant speed
• school
• inertia 

Because of inertia, a moving object will keep ________.

• at rest
• moving
• in one spot
• inertia 

The law of inertia (Newton’s First Law) applies

• to both moving and nonmoving objects
• only to moving objects
• only to objects that are not moving

An object in motion tends to stay in motion unless an ___ force acts on it.

• unbalanced
• balanced

Tags

NGSS.MS-PS2-2

Objects with greater _________ also have greater inertia.

• speed
• mass
• temperature
• friction

Tags

NGSS.MS-PS2-2

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.

• 20N 
• 40N 
• 10N 
• 70N

Tags

NGSS.MS-PS2-1