Test: Measurement- 2 - Class 4 MCQ

The standard unit of length based on the metric system is a meter (m). According to the length that needs to be measured, we can convert a meter into various units like millimeters (mm), centimeter (cm), and kilometer (km).

1 m =100 cm so 5m= 500cm

Liquid volume is typically measured using specific tools like a graduated cylinder or buret in milliliters (mL) or liters (L).

Small amounts of liquid are measured in milliliters (mL)

The base unit for time is the second 

A Clock is used to measure time.

Ancient measurement of length was based on the human body, for example the length of a foot, the length of a stride, the span of a hand, and the breadth of a thumb. There were unbelievably many different measurement systems developed in early times, most of them only being used in a small locality.

The hand span, foot span, cubit, pace, and arm span are the five nonstandard units for measuring length.

1 minute = 60 seconds. 

1 hour = 60 minutes. 

The liter (L) is the basic metric unit for measuring liquid volume. A milliliter (mL) is the metric unit to measure liquid in very small containers.

She should use Clock with a second hand to measure time.