Question

C.Fill in the blanks.
1.
is the process of comparing an unknown quantity with a known fixed
quantity of the same kind.
(Measurement Observation)
2. A quantity that can be measured is called a
quantity
(fundamental physical)
3. A known fixed quantity used to measure the physical quantity of the same kind is called
(derived quantity/unit)
4.
powers are used for compound units formed by dividing one unit by the
other.
(Positive/Negative)
​

Answer 1

Answer:

Explanation:

Q1- Measurement is a comparison of an unknown quantity with a known fixed quantity of the same kind. The value obtained on measuring a quantity is called its magnitude.

Q2- a quantity that can be measured is called a physical quantity. some fundamental quantities are:

Length

Mass

Time

Temperature

Current

Luminous intensity

Amount of substance

Angle

Solid angle

Q3- a known fixed quantity used to measure the physical quantity of the same kind is called a unit.

hope you find it helpful,

yours sincerely,

Eshna