1. Fill in the blank spaces by choosing correct words from the list given below : 1. Burning of coal is a change.
2. Distillation of petroleum to form petrol is a change.
3. Melting of wax near the wick of a candle is change, but the burning of wax in the wick of the candle is change.
4. A mixture obtained on dissolving a solid in water is called
5. Iron on heating.​

1. Chemical Change

2.physical Change

3.Physical , Chemical

4.Solid-Liquid mixture

5.Expands

Explanation:

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particle   p is an electron and particle q is a neutron

hurricanes form when warm, moist air from the ocean surface quickly rises into the atmosphere and forms storm clouds and rain. when the clouds are formed, heat is released which warms the cool air in the upper regions of the atmosphere so that the cycle can continue. which two phases of the water cycle are repeated in this process?