Question

A. Fill in the blanks.
Length and mass are examples of
physical quantities.
2. The measurement of a physical quantity consists of two parts, magnitude and
3. A foot consists of
inches.
4. The unit of temperature in the Sl system is
B. Write true or false. Correct the false statements.
1. In ancient times, a cubit was used to measure the mass of an object.
2. There are seven fundamental physical quantities.
3. Second is the unit of time in both the CGS and MKS systems.
4. The symbol used for a unit is always written in capital letters.
LE
13
C. Answer the following.
1. What do you understand by the term 'measurement?
2. What are derived physical quantities? Give any two examples of derived physical quantities.
3. What is the advantage of the metric system over traditional units?
4. What are the units of length, mass and time in the SI system?

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Answer 1

Answer:

write in short way your question

Answer 2

Fill in the blanks.

Length and mass are examples of

physical quantities.

2. The measurement of a physical quantity consists of two parts, magnitude and

3. A foot consists of

inches.

4. The unit of temperature in the Sl system is

B. Write true or false. Correct the false statements.

1. In ancient times, a cubit was used to measure the mass of an object.

2. There are seven fundamental physical quantities.

3. Second is the unit of time in both the CGS and MKS systems.

4. The symbol used for a unit is always written in capital letters.

LE

13

C. Answer the following.

1. What do you understand by the term 'measurement?

2. What are derived physical quantities? Give any two examples of derived physical quantities.

3. What is the advantage of the metric system over traditional units?

4. What are the units of length, mass and time in the SI system?