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

• rest
• a constant speed
• school
• inertia 

Because of inertia, a moving object will keep ________ unless acted on by an unbalanced force.

• at rest

• moving

• in one spot

• inertia

Newton's first law applies

• to both moving and nonmoving objects

• only to moving objects

• only to objects that are not moving

Objects with greater _________ also have greater inertia.

• speed
• mass
• temperature
• friction

Tags

NGSS.MS-PS2-2

The tendency of an object to resist a change in motion is...

• inertia
• kinetic energy
• vector
• net force

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

• unbalanced
• balanced

Tags

NGSS.MS-PS2-2

Newton's first law is also called the Law of ...

• Friction

• Inertia

• Unbalanced forces

• Newtons

What kind(s) of objects have inertia?

• all objects with mass
• only objects at rest
• only objects in motion
• only objects whose motion is being changed

Why is the net force 0 in the image?

• Because the elephants are the same size
• Because they are both pulling the same amount of force in opposite directions
• Because they are elephants
• Because they are pulling away from each other.

Tags

NGSS.MS-PS2-1

Find the net force: 15 N to the right, and another 15 N to the right.

• 0 N Right

• 0 N Left

• 30 N Left

• 30 N Right

Tags

NGSS.MS-PS2-2