GROUP QUIZ

Velocity and acceleration are considered to be vector physical quantities.

• Velocity and acceleration have a direction only.

• Velocity and acceleration both have a magnitude and direction.

• Velocity and acceleration have a magnitude only.

• Velocity and acceleration have no magnitude and no direction.

What is meant by time being a scalar physical quantity?

• Time has a magnitude only and no direction.

• Time has a magnitude and a direction.

• Time has no magnitude and no direction.

• None of the above

A deer running 15 meters per second due West.

• Vector

• Acceleration

• Scalar

• Displacement

Distance and direction of an object's change in position from a starting point.

• Initial Velocity

• Displacement

• Momentum

• Force

Amy runs 2 miles south, then turns around and runs 3 miles north. What is displacement?

• 5miles

• 1 mile

• -5 miles South

• 1mile North

A car travels 90 meters due north in 15 seconds. 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, North

• 50 meters, South

• 40 meters North

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

If a boomerang is thrown 20 m in a straight line and returns exactly to the spot it was thrown what is its displacement?

• 20m

• 40m

• 0m

• -20m

Which of the following would be considered a scalar quantity?

• 212 degrees Celsius

• 55 kilometers per hour west

• Acceleration

• Velocity

The 5000 pound car was sitting in the last parking space on the block.

• Scalar quantity

• Magnitude

• Vector Quantity

• None of the above