Unit 6 Review

Forces that would act on a person jumping out of a plane with a parachute

• Normal Force

• Air resistance

• Applied force

• Gravity

Match the following

• Unbalanced forces

• =0

• Weight

• Depends on gravity

• Mass

• Does not depend on gravity

• Balanced forces

• Will cause on object to accelerate

When an object is sitting on a desk not moving....

• there are no forces working on it

• there are unbalanced forces working on it

• there are balanced forces working on it

• there is no normal force

Match the following

• Momentum

• Acceleration

• kg

• Force

• kg x m/s

• Mass

• Newtons (N)

Weight is measure in __________

Put these order from least to most friction

• Sliding

• Static

• Rolling

Force that is opposite of motion and resists motion

• Applied

• Friction

• Normal

• Gravity

Normal force

• Always opposite of gravity

• Always opposite of friction

• Always opposite applied force

Match the following

• 1st law

• An object will keep doing what it is doing unless there is an outside force working on it

• 2nd law

• F= ma

• 3rd law

• For every action there is an equal reaction

What would have more inertia

• an elephant

• an ant