Unit 8 Science Principles OC 1-6

Which measurement represents three-dimensional space?

• Area

• Density

• Volume

• Width

Which temperature scale is an SI base unit?

• Celsius

• Degrees

• Fahrenheit

• Kelvin

What is the SI unit for time?

• Day

• Second

• Minute

• Hour

The distance between two sub-stations is 4,564 metres. How would this value be represented in kilometres?

• 4564km

• 4.564km

• 0.456km

• 45.64km

Calculate (3 × 4) (7 + 3)

• 22

• 122

• 120

• 100

What is 133mV in volts?

• 0.133V

• 133V

• 13.3V

• 0.013V

Rearrange the formula R = (ρ L)/A to find A.

• A = Rρ/L

• A = ρL/R

• A = RL/ρ

• A = ρ/RL

What quantity of power is produced if a domestic circuit is supplied with 230V and draws 20A of electrical current?

• 23kW

• 0.087W

• 4.6kW

• 4.6W

What is the value of the unknown side?

• 360.5A

• 22.36A

• 223.6A

• 10A

What type of energy is produced when a dart is thrown onto a board?

• Mechanical

• Potential

• Real

• Kinetic