Fundamental Quantities and SI Units

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

• K

• time

• kg

• mass

• m

• current

• s

• length

• A

• Temperature

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

• thermometer

• mass

• stopwatch

• current

• metre rule

• length

• ammeter

• temperature

• balance

• time

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

• mega

• kilo

• hecto

• deca

• unit-no prefix

Reorder the following units from largest to smallest.

• deci

• centi

• milli

• micro

• nano

Organize these options into the right categories

Groups:

(a) Prefixes Larger than 1

,

(b) Prefixes Smaller than 1

• milli

• nano

• kilo

• hecto

• deca

• mega

• micro

• deci

• centi

Match the following prefixes with their value.

• deci

• centi

• nano

• milli

• micro