Q1 D1 Scalar and Vector Quantities

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 quantities are vectors?

• speed, velocity, acceleration
• velocity, acceleration, force
• force, acceleration, mass
• length, mass, time

DISTANCE

• Scalar

• Vector

VELOCITY

• Scalar

• Vector

SPEED

• Scalar

• Vector

ACCELERATION

• Scalar

• Vector

DISPLACEMENT

• Scalar

• Vector

30 m/sec, East. Scalar or Vector

• Scalar
• Vector
• Neither

MASS

• Scalar

• Vector