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Write an activity to make the model of a spiral galaxy

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Describe the formation of black holes.

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Explain the birth and death of our sun.

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What are the effects of an electric current? Explain

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Write an activity to make the model of an expanding universe

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Describe why electricity is dangerous to humans.

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Describe an experiment to show the effect of electric current on electromagnet?

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Explain the working of a telescope.

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Write notes on: 1-Resistance 2-Electric power. 3-MCBs

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Sound waves are longitudnal waves . Elaborate it.

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What are constellations?Also describe the importance of constellations.

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Write a note on parrallel circuit in detail?

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What is wave?Also describe different types of waves?

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Compare transverse and longitudnal waves

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Describe the voltage relationship between voltage and resistance.

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Describe the life of a star in detail?

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Describe loudness of sound

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How energy is transferred in an electric circuit?

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By following which safety rules we should be safe and sound from electric shock?

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Explain the application of different sounds?

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