Friction, Gravity and Force

Two factors effecting the magnitude 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

The force of gravity acting on an object is the object's ______.

• Mass
• Matter
• Weight 
• Terminal velocity 

Tags

NGSS.MS-PS2-4

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

What is the force acting between any two objects in the known universe all the time?

• Gravitational Force 
• Force of Friction 
• Normal Force 
• Electromagnetic Force 

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

To calculate net force, when forces are acting in the same direction, the forces are ...

• added 
• subtracted 
• mutiplied 
• divided 

Tags

NGSS.MS-PS2-2

What type of fluid friction acts on an object moving through the air?

• Friction 
• Normal Force 
• Gravity 
• Air resistance 

Tags

NGSS.MS-PS2-2

To calculate net force, when forces are acting in opposite directions, the forces are ...

• added 
• subtracted 
• multiplied 
• divided 

Tags

NGSS.MS-PS2-2

 What is the unit that measures force?

• Weight
• Net force
• Newton
• Kilogram

Which of the following will not change in different gravitational fields?

• weight
• force
• mass
• pounds

Tags

NGSS.MS-PS2-4

What is friction?

• It is a resistance force
• Friction  does not exist
• It is an imaginary force
• It is red