Importance of Units in Measurement

Q.

State the CGS unit and SI unit of mass? How are they related?

Q. The unit of measurement that is used to measure the weight of an article is .

1. kilometre
2. metre
3. litre
4. kilogram or gram

Q.

Which of the following is the SI unit of mass?

1. Kilometer
2. Ounces
3. Gram
4. Kilogram

Q. If the area of a square is 81 sq. cm, its perimeter is 36 cm.

1. True
2. False

Q.

Which of the following is a better estimate for height of a door?

1. 2.4 gram
2. 2 .4 centimeter
3. 2.4 meter
4. 2.4 kilometer

Q. Which one of the following is lighter, one gram of rice
or one kilogram of rice?

1. one kilogram of rice
2. one gram of rice
3. Both are equal
4. Cannot be compared

Q.

Convert:
4200 metres = ___kilometers

1. 4 kilometers 20 hectometers
2. 40 kilometers 20 hectometers
3. 40 kilometers 2 hectometers
4. 4 kilometers 2 hectometers

Q.

The SI unit of mass is?

1. gram

2. kilogram

3. milligram

4. quintal

Q. the system of measurement based on centimetre gram second is known as the
A SL system
B fps system
C mks system
D CGS aystem

Q. Area of a square = side x side

1. False
2. True

Q. Area of a square = side x side

1. False
2. True