Scalars & Vectors Flashcards

All 5 cards in this deck

What is a scalar quantity?

A quantity that has magnitude (size) but no specific direction.

What is a vector quantity?

A quantity that has both magnitude (size) and a specific direction.

Name four scalar quantities.

Distance, speed, mass and energy.

Name four vector quantities.

Displacement, velocity, acceleration and force (weight and momentum are also vectors).

What is displacement?

How far an object ends up from where it started, measured in a straight line, together with the direction of that change in position.