4.5.1.1 Scalar and Vector Quantities

Question 1

Vector:

Answer 1

Vector quantities have both magnitude (size) and an associated direction.

Question 2

Scalar:

Answer 2

Scalar quantities only have a magnitude (size).

Question 3

How are vector quantities represented?

Answer 3

• a vector quantity may be represented by an arrow
• the length of the arrow represents the magnitude, and the direction of the arrow is the direction of the vector quantity

Question 4

Examples of Vector Quantities:

Answer 4

• Velocity
• Force e.g. weight
• Displacement
• Acceleration

Question 5

Examples of Scalar Quantities:

Answer 5

• Volume
• Mass
• Distance
• Temperature
• Speed
• Time