EASY
4th CBSE
IMPORTANT
Earn 100

Which of the following is not an example of wedge?

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Important Questions on Force, Work and Energy

EASY
4th CBSE
IMPORTANT
Science In Life Today 4>Chapter 10 - Force, Work and Energy>EXERCISES>Q A

The energy obtained by sun, wind or water is utilised to generate

EASY
4th CBSE
IMPORTANT
Science In Life Today 4>Chapter 10 - Force, Work and Energy>EXERCISES>Q B

Name the force used to pull a trolley.

EASY
4th CBSE
IMPORTANT
Science In Life Today 4>Chapter 10 - Force, Work and Energy>EXERCISES>Q B

What are the various sources of energy?

EASY
4th CBSE
IMPORTANT
Science In Life Today 4>Chapter 10 - Force, Work and Energy>EXERCISES>Q B

Name some simple machines.

EASY
4th CBSE
IMPORTANT
Science In Life Today 4>Chapter 10 - Force, Work and Energy>EXERCISES>Q B

How are force and work related to each other?

EASY
4th CBSE
IMPORTANT
Science In Life Today 4>Chapter 10 - Force, Work and Energy>EXERCISES>Q C

Define force.

MEDIUM
4th CBSE
IMPORTANT
Science In Life Today 4>Chapter 10 - Force, Work and Energy>EXERCISES>Q C

What is a simple machine? Name five main simple machines.

MEDIUM
4th CBSE
IMPORTANT
Science In Life Today 4>Chapter 10 - Force, Work and Energy>EXERCISES>Q C

How is the energy of moving water utilised?