Units of Measurement and Conversion

The video tutorial covers the history and significance of weights and measures in trade and daily life. It explains early measurement units based on body parts and objects, highlighting the need for standardization. The tutorial details measurement concepts, including length, mass, capacity, time, and temperature, along with their respective units and conversions.

Why is it important to have accurate weights and measures in trade?

• To ensure fair and honest transactions

• To increase the price of goods

• To make trade more complicated

• To reduce the number of transactions

What were early units of measurement based on?

• Mathematical calculations

• Parts of the body and natural objects

• Astrological signs

• Random numbers

What is a standard unit of measurement?

• A fixed quantity used as a reference

• A variable quantity used for comparison

• A unit that changes with each measurement

• A random number chosen for convenience

Which unit is used to measure longer distances, such as between two cities?

• Millimeter

• Meter

• Centimeter

• Kilometer

How many millimeters are there in one centimeter?

• 1000

• 100

• 10

• 5

What is the unit used to measure the mass of heavier objects?

• Milligram

• Gram

• Centigram

• Kilogram

How many grams are there in one kilogram?

• 1000

• 500

• 100

• 10

What is the unit of capacity used for small volumes?

• Milliliter

• Centiliter

• Liter

• Kiloliter

How many seconds are there in one minute?

• 90

• 60

• 45

• 30

Which unit is commonly used to measure body temperature?

• Degree Newton

• Degree Rankine

• Degree Kelvin

• Degree Celsius