Fundamental Quantities and SI Units

Match the following fundamental quantity with it's corresponding SI unit.

• A

• time

• kg

• current

• m

• Temperature

• s

• length

• K

• mass

Match the fundamental quantity to the apparatus used to measure it.

• stopwatch

• current

• metre rule

• mass

• ammeter

• time

• balance

• length

• thermometer

• temperature

The SI unit for temperature is

A quantity without any unit is called a ​ (a)   quantity.

• dimensionless
• measurable
• variable
• constant

Express 496,000 in standard form.

Mathematical Equivalence

ON

Express 0.000 32 in standard form.

Mathematical Equivalence

ON

Reorder the following units from largest to smallest

• unit-no prefix

• kilo

• deca

• hecto

• mega

Reorder the following units from largest to smallest.

• nano

• centi

• milli

• micro

• deci

Organize these options into the right categories

Groups:

(a) Prefixes Larger than 1

,

(b) Prefixes Smaller than 1

• deci

• hecto

• micro

• mega

• deca

• kilo

• milli

• centi

• nano

Match the following prefixes with their value.

• milli

• nano

• deci

• centi

• micro