Gravity and Inertia

What is gravity?

• A resistance to change. 
• A force that attracts and repels objects.
• A force that pulls objects "in" or together.
• A force that causes objects in motion to stay in motion. 

Tags

NGSS.MS-PS2-4

Gravity attracts all objects towards one another.

• False
• True
• It depends

Tags

NGSS.MS-PS2-4

Every object in the universe attracts every other object.

• True
• False

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Two factors impacting the strength of the force of gravity between 2 objects are...

• mass and distance 
• mass and matter
• distance and weight 
• weight and mass

Tags

NGSS.MS-PS2-4

What is inertia? 

• A force that attracts and repels objects. 
• An object in motion that was to stay in a straight path unless it is acted upon by another force. 
• A force that pulls objects "in" or together. 
• A force that is measured in Newtons. 

Tags

NGSS.MS-PS2-2

Because of inertia, a moving object will keep ________.

• at rest
• moving
• in one spot
• inertia 

Tags

NGSS.HS-PS2-1

To change the motion of an object, inertia must be overcome by a __________ acting on the object.

• temperature
• speed
• force
• velocity

Tags

NGSS.MS-PS2-2

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

• rest
• a constant speed
• school
• inertia 

Which model has greater gravitational attraction (if any)

• Model A
• Model B
• Both Model A and Model B (same gravity)

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What forces cause a planet to orbit?

• gravity and orbit
• gravity and inertia
• gravity and mass
• gravity and weight

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4