Force and Motion 8/22

Which force produces a change in motion?

• balanced force

• unbalanced force

• gravitational force

• frictional force

Which force works against motion?

• friction

• gravity

• moving

• elastic spring

The tug of war game is an example ______ forces.

• balanced

• net zero

• potential

• unbalanced

Which is the unit to measure force?

• Force

• Joules

• Newtons

• Kilogram

Which of the statements about force is incorrect?

• A force can change the mass of an object.

• A force can change the shape and size of an object.

• A force can stop a moving object.

• A force can change the direction of a moving object.

Calculate the resultant force on the box and the direction it will move.

Calculate the resultant force on the box and the direction it will move.

Which of the following surfaces has the least amount of friction?

• a gravel driveway

• a dirt road

• an ice covered road

• a road covered in sand

Your mom puts a plastic cup, a glass plate and a big pot of spaghetti and meatballs on the table. Which statement describes the gravitational force acting on the objects?

• The plastic cup experiences the least amount of gravitational force

• All the objects experience the exact same amount of gravitational force

• The pot of meatballs and spaghetti experiences the least amount of gravitational force

• The glass plate experiences the greatest amount of gravitational force

An object at rest is said to have a(n)

• balanced force

• unbalanced force

• no force

• net force