Define derived quantity.

Name some of the derived quantities

Assertion: Quantities that can be expressed in terms of fundamental quantities are derived quantities. Reason: Examples are Mass, Length, Time etc.

State true or false. If false, give the correct statement. Area is a derived quantity as we obtain by multiplying twice of the fundamental physial quantity length.

Find whether the following sentences are true or false. If false correct the statement. Length, mass and time are some of the derived quantities.

Clues - Across 1.SI unit of temperature 2 .A derived quantity 3. Mass per unit volume. 4. Maximum volume of liquid a container can hold. Clues - Down a. A derived quantity b. SI unit of volume. c. A liquid denser than iron d.A unit of length used to measure very long distances.

Define physical quantity.

What are fundamental quantities and drived quantities?

……………………… of a body is defined as the quantity of matter contained in the object.