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Which statement describes a vector?

• It has magnitude but no direction
• It has direction but no magnitude
• It has both direction and magnitude
• It has constant magnitude but no
   direction

A vector is a mathematical structure that has both _______ and _______.

• direction, magnitude
• scope, sequence
• meat, potatoes
• scalar, vector

What is the sum of a vector addition problem called?

• components

• scalar

• resultant

• magnitude

A car travels 90 meters due north. Then the car turns around and travels 40 meters due south. What is the magnitude and direction of the car's resultant displacement?

• 40 meters, South

• 50 meters, South

• 50 meters, North

• 40 meters, North

Find the magnitude.

• 4

• 5

• 3

• square root of 5

An object in motion tends to stay in motion and an object at rest tends to stay at rest until acted on by an unbalanced force is which of Newton's laws?

• 1st

• 2nd

• 3rd

• 4th

The acceleration of an object is dependent upon the net force acting upon the object and the mass of the object is which of Newton's laws?

• 1st

• 2nd

• 3rd

• 4th

For every action there is an equal and opposite reaction is which of Newton's laws?

• 1st

• 2nd

• 3rd

• 4th

What is defined a push or pull?

• force

• net force

• an unbalanced force

• a balanced force

What is the term for when two forces are acting in opposite directions on an object and are equal in size and the object stays still

• net force

• balanced force

• accelerated force

• unbalanced force