Physical Quantities and Their Units

Which is the S.I Unit for length?

• metre

• centimetre

The S.I Unit for temperature is____

• degree celcius

• Kelvin

• centigrade

The S.I Unit for mass is____

• kilogram

• gram

which of the following is not a base quantity?

• weight

• length

• electric current

• time

The value of 1 mega is______

• 1 000

• 1 000 000

• 1 000 000 000

η is the symbol of prefix

• giga

• mega

• micro

• nano

μ is the symbol of prefix

• giga

• mega

• micro

• nano

0.25kg = _________ g

• 2.5

• 25

• 250

• 2500

0.25mm = _________ cm

• 0.025

• 2.5

• 25

• 250

7 hours 25 minutes = _________ s