S3 Phy 1 - Physical Quantities, Units & Measurements

What is Physical Quantity?

• Something to express a feeling.

• Something that can be measured.

• Something like units.

• Something with a number only.

Which of these are base quantities?

• Length

• Electric Current

• Voltage

• Mass

• Speed

The S.I Unit of mass is

The S.I. unit of electric current is

The S.I. unit of temperature is

• degree celsius

• degree fahrenheit

• kelvin

What is 250 mm in m?

• 2.5 m

• 0.25 m

• 0.025 m

• 0.0025 m

What is 32.5 m in cm?

• 0.325 cm

• 32.5 cm

• 3 250 cm

• 32 500 cm

What is 34 kg in g?

• 340 g

• 3 400 g

• 34 000 g

• 340 000 g

What is 320 000 000 A in MA?

• 32 MA

• 320 MA

• 3 200 MA

• 32 000 MA

What is 85 MA in kA?

• 850 kA

• 8 500 kA

• 85 000 kA

• 850 000 kA