Give two examples of muscular force.

Important Questions on Force and Pressure

EASY

8th CBSE

IMPORTANT

Full Marks Science>Chapter 11 - Force and Pressure>TEST ASSIGNMENT NO. 2>Q 3

Why our lungs expand during inhalation?

EASY

8th CBSE

IMPORTANT

Full Marks Science>Chapter 11 - Force and Pressure>TEST ASSIGNMENT NO. 2>Q 4

What is the resultant force when two forces of $10 \mathrm{N}$ and $5 \mathrm{N}$ acting in same direction?

EASY

8th CBSE

IMPORTANT

Full Marks Science>Chapter 11 - Force and Pressure>TEST ASSIGNMENT NO. 2>Q 5

How do we feel force? Explain.

EASY

8th CBSE

IMPORTANT

Full Marks Science>Chapter 11 - Force and Pressure>TEST ASSIGNMENT NO. 2>Q 6

What do you mean by the term contact force?

EASY

8th CBSE

IMPORTANT

Full Marks Science>Chapter 11 - Force and Pressure>TEST ASSIGNMENT NO. 2>Q 7

What causes a change in state of motion of an object?

EASY

8th CBSE

IMPORTANT

Full Marks Science>Chapter 11 - Force and Pressure>TEST ASSIGNMENT NO. 2>Q 8

Force is a pull or push. 

EASY

8th CBSE

IMPORTANT

Full Marks Science>Chapter 11 - Force and Pressure>TEST ASSIGNMENT NO. 2>Q 8

Force always can change the speed of moving body.

EASY

8th CBSE

IMPORTANT

Full Marks Science>Chapter 11 - Force and Pressure>TEST ASSIGNMENT NO. 2>Q 8

The SI unit of pressure is pascal (Pa).