Forces, Friction, and Gravity

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

With unbalanced forces, the object will move in the direction of the _______ force.

• larger 
• smaller 
• equal 

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

Imagine you travel to another planets. What will change as you walk around the surface of the planet- your mass or your weight?

• Mass
• Weight 
• Both 
• Neither 

Tags

NGSS.MS-PS2-4

Friction is a force that acts in a(n) ___________ direction relative to a moving object.

• similar
• opposite
• parallel
• perpendicular