Exam 1 - Layana

Which type of force resists motion?

• Friction

• Gravity

• Pull

• Push

What force attracts some metals and it is a noncontact force?

• Push

• Pull

• Magnetism

• Friction

A force is defined as a (Check all that apply)

• Push

• Pull

• Spin

• Rotation

Sally experiences-

• Rolling Friction
• Sliding Friction
• Fluid Friction
• Static Friction

Friction is a force that acts in an ___________ direction of movement.

• similar
• opposite
• parallel
• west

A type of friction that occurs when air pushes against a moving object causing it to negatively accelerate

• surface area
• air resistance
• descent velocity
• gravity 

Which of the following is NOT an effect of a force

• Makes an object start moving

• Makes people start laughing

• Makes an object stop moving

• Changes direction of an object

What is contact force?

• A force that is greater than 50 N

• A force which is applied to an object without contact

• When someone gets the phone number of a stranger with force

• A force applied when objects collide

Whihc formula is used to calculate weight from mass?

• Weight = mass²

• Weight = mass ÷ gravitational field strength

• Weight = mass x gravitational field strength

• weight = 20 - mass

What is the weight of 12 kg block on earth?

• 12 N

• 12 000 N

• 1.2 N

• 120 N