The ability to do work is called energy. To perform any activity like playing, reading and sleeping, we need the energy. Even machines need energy to perform. Heat energy, solar energy, kinetic energy are a few examples of energy.

A push or a pull acting on an object is called force. Unit of force is newton. There are many types of forces act on a body. They are gravitational force, electric force, magnetic force, nuclear force and frictional force, etc.

Science>Physics>Force and Pressure>Exploring Forces

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The diagram shows some forces acting on a car. If the forces in the diagram are balanced, what is the value of the missing force?

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Important Questions on Force and Pressure

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Science>Physics>Force and Pressure>Exploring Forces

A force can change_____.

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Science>Physics>Force and Pressure>Exploring Forces

The weight of an object can be measured by a:

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Science>Physics>Force and Pressure>Exploring Forces

List the four effects that force can have on objects.

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Science>Physics>Force and Pressure>Exploring Forces

The ability to do work is called _____.

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Science>Physics>Force and Pressure>Exploring Forces

What is the need of force in our life?

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Science>Physics>Force and Pressure>Exploring Forces

What is meant by saying that ‘force is due to an interaction’? Give an example to illustrate your answer.

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Science>Physics>Force and Pressure>Exploring Forces

To move an object, we need_____.

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Science>Physics>Force and Pressure>Exploring Forces

A push or a pull is called.

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Science>Physics>Force and Pressure>Exploring Forces

Which of the following is not a non-magnetic substance?

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Science>Physics>Force and Pressure>Exploring Forces

Name the forces acting on a plastic bucket containing water held above ground level in your hand. Discuss why the forces acting on the bucket do not bring a change in its state of motion.

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Science>Physics>Force and Pressure>Exploring Forces

What is force and what are its effects

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Science>Physics>Force and Pressure>Exploring Forces

What is energy?

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Science>Physics>Force and Pressure>Exploring Forces

What is the push or pull on an object known as?

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Science>Physics>Force and Pressure>Exploring Forces

In which of the following activity, work is said to be done?