Units and Measurements

Which of the following is a basic / fundamental quantity ?

• area

• volume

• distance

• density

Which of the following is a derived quantity ?

• temperature

• length

• velocity

• current

The SI unit for measuring mass is the

__?__.

• meter (m)

• liter (L)

• cubic meter (m³)

• kilogram (kg)

The diagram shows part of a ruler. The ruler is used to find the length of a nail.

What is the length of the nail?

• 2.2 cm

• 2.7 cm

• 3.2 cm

• 3.7 cm

Which metric prefix means 0.01?

• centi-

• deci-

• hecto-

• milli-

4 milligrams to grams

• 4000 grams

• 0.004 grams

• 40 grams

• 0.0004 grams

What is the multiple of the prefix pico?

• 10^-12

• 10^-3

• 10³

• 10¹²

Which of the following is not a supplementary quantity ?

• Plane angle

• Length

• Solid angle

Which of the following is the unit of plane angle ?

• m

• rad

• sr

• K

Which of the following is the unit of luminous intensity ?

• metre

• kelvin

• candela

• mole