Question

Fill in the blanks.
1. The increase in the ______
energy appears as heat of the body.
2. When a substance is cooled, the kinetic energy of its molecules _______
3. Brass expands one and half times more than _______
4. ________________
expansion is the increase in the area of a solid when heat is supplied to it.
5. If two rods of different lengths of a same metal are taken, then the __________
rod will
expand more on heating.
6. The SI unit of coefficient of thermal expansion is _______​

Answer 1

Answer:6, inverse of kelvin

2, decrease

3, aluminum

Explanation:

Answer 2

Answer:

1.kinetic

2. contact

3. steel

4.thermal

5.lond ,expand

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