revision 7

What is the net force?

• 3 N

• 3 N, right

• 17 N, right

• 3 N, left

What is the net force?

• 20 N 
• 0 N 
• 400 N 
• 40 N 

What is the unit to MEASURE force?

• Kilogram

• Meter

• Pounds

• Newton

If these teams are pulling with the same amount of force what will happen?

• The boy in blue will win.
• They will not move at all.
• The boy in red will win.
• Both will fall down.

What will cause an object to move?

• Applied forces
• Balanced forces
• Unbalanced forces

What force holds the planets in motion around the sun?

• Magnetic
• Electrical
• Gravitational
• Air Resistance

What does the strength of gravity between two objects depend upon?

• Mass & distance
• Mass & weight
• Gravity & inertia
• Inertia & mass

If both forces are going in the same direction you should______ those forces

• Add

• Subtract

• Divide

• Multiply

Name the missing force...

• applied force
• weight force
• tension force
• drag

8 N to the left , and 4 N to the right. Find the net force. Is this balanced?

• 12 N Right;  No
• 4 N Left;  No
• 12 N Right;  Yes
• 4 N Left;  Yes