Forces & Motion Study Guide Questions

1. Which best describes the tendency of objects to resist change in motion?

• Inertia

• Speed

• Velocity

• Distance

Which of the following causes a change in Acceleration? (Choose the Best Answer)

• Velocity

• Speed

• Direction

• All of these cause a change in Acceleration

Jeff kicks a soccer ball across a grassy field. What force causes the ball to eventually roll to a stop?

• Gravity

• Friction

• Air Resistance

• Inertia

What could be an example of an unbalanced force?

• A plate sitting on a dining room table

• A ball at the top of a hill that is not moving

• 1. A baseball that has been thrown to home plate.

• 1. A stopped car at a red light.

What could be an example of an unbalanced force?

• A plate sitting on a dining room table

• A ball at the top of a hill that is not moving

• 1. A baseball that has been thrown to home plate.

• 1. A stopped car at a red light.

Why is it harder to overcome the inertia of a bowling ball than a baseball?

• The bowling ball has a greater mass

• 1. The baseball has less momentum

• The baseball has greater acceleration

• The baseball has a greater mass.

Which of the following objects would exert the strongest gravitational force?

• A 10kg Table

• A 3kg Ball

• A 200kg Elephant

• A 100kg Tree

What would experience the least amount of friction?

• A skater on Ice

• A car driving on gravel

• A toy rolling across carpet

• A person walking through a desert

A car runs out of gas while moving forward on a flat, straight road. The car keeps rolling for a while because

• 1. It has inertia

• 1. Friction does not affect it

• It has increasing acceleration

• Gravity pulls it forward

A force that causes an object to change its motion is called

• Balanced Force

• Inertia

• Gravity

• Unbalanced Force