Question # 1

Our fodd is a source of.

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Mechanical energy

Chemical energy

Electrical energy

Sound energy

During work done, energy is.

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Converted into other form

Produced

Wasted

Destroyed

Engine of a vehicle starts workig using.

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Elelctrical energy

Light Energy

Heat energy

Sound energy

When we drill a hoel is an object, which of the following forms of kinetic energy is useful to us.

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Sound

Heat

Mechincal energy

Light

Temperature of an object is the measure of .... of its particles.

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Gravitaional potential energy

Strain energy

Kinetic Energy

Sound energy

The mixture of gases formed by the decay of animal wastes.

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Biogas

Water gas

Natural gas

Greenhouse gas

An example of renewable energy sources.

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Coal

Natural gas

Petrol

Wind

During an energy conversion, the total amount of energy.

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Decreases

Destroys

Increase

Remains the same

Which of the following is not an energy converter.

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Table

Radio

Fan

Room heater

A fruit after its detachment from a tree-stalk begains to convert energy due to its position into.

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Strain energy

Kinetic energy

Chemical energy

Electrical energy

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