1.1 PHYSICAL QUANTITIES

Read the statements below. Classify the physical quantities into scalar or vector quantities

Hasan walks with a velocity of 3 m s^-1 due West

• Scalar Quantity

• Vector Quantity

Read the statements below. Classify the physical quantities into scalar or vector quantities

Husna runs with a speed of 5 m s^-1

• Vector Quantity

• Scalar Quantity

Read the statements below. Classify the physical quantities into scalar or vector quantities

Jason runs along a distance of 30 m.

• Scalar Quantity

• Vector Quantity

Read the statements below. Classify the physical quantities into scalar or vector quantities

Wen Dee has a mass of 50 kg

• Vector Quantity

• Scalar Quantity

Read the statements below. Classify the physical quantities into scalar or vector quantities

Sachinta runs along a displacement of 40 m due North

• Scalar Quantity

• Vector Quantity

Time, speed, density and energy are ...

• base

• scalar

• vector

• derived

Which of the following shows the correct relationship between the base quantities for density?

•  $\frac{Mass}{Length\ \times Length\times Length}$  

•  $\frac{Mass\ \times Length\ \times Mass}{Time}$  

•  $\frac{Time\times Time}{Length\ \times Mass}$  

•  $\frac{Mass\times Length}{Length\ \times Length\ \times Time}$  

Which of the following is group of vector quantities?

• Velocity

• Mass

• Displacement

• Speed

• Acceleration

Which of the following quantities is a vector quantity?

• Energy

• Power

• Force

• Pressure

Which quantity is a vector quantity?

• Area

• Length

• Distance

• Displacement