Newton's Laws & Forces 2

What type of force occurs when an object is suspended by a rope or cable?

• friction

• normal

• applied

• tension

The force that acts parallel when two surfaces rub together is

• friction

• normal

• applied

• tension

What is the force of a surface on an object (acts perpendicular to surface)?

• friction

• normal

• applied

• tension

• 
• 
• 
• 

The law of inertia applies to __________.

• things in motion

• things at rest

• all things

• no things

After a golf ball is hit into space, the amount of force needed to keep it going equals __________.

• Twice the original force

• half the original force

• the original force

• zero force

What is approximate mass of a 100 N dog?

• 10N

• 10kg

• 100N

• 100kg

The acceleration produced by a net force on an object is __________.

• directly proportional to the magnitude of the net force.

• in the same direction as the net force

• inversely proportional to the mass of the object

• all of these options

An object with mass experiences a positive acceleration and has a net force that is__________.

• negative

• positive

• zero

• need more info

A block is dragged at constant velocity by a force of 3 N. What is the frictional force between the block and the surface?

• zero

• 3N

• 6N

• need more info