Advertisements
Advertisements
Question
What will absorb heat?
Wax
Options
Will absorb heat
Will not absorb heat
Solution
Will absorb heat
Explanation:
Wax is a poor heat conductor, but it absorbs heat slowly. When wax is heated, it starts melting by absorbing heat. This is why candles melt slowly when burned.
RELATED QUESTIONS
What is heat ? State its S.I. unit.
What will absorb heat?
Glass vessel
What will absorb heat?
Plastic plate
Find the odd one out and give its explanation.
Which of the following substances will absorb more heat energy?
Why does the bottom of a lake not freeze in severe winter though the surface is all frozen?
In the past, people used to rub two wooden pieces together to light fire.
Observe the picture given in Figure 4.8. Water is being boiled in a pan of wide base.
- Which position P or T will feel warmer?
- Fill up the boxes P and T to indicate the mode of flow of heat to the hand.
You would have noticed some space being left on railway tracks. Why?
Match the following:
Column A | Column B | ||
1. | Heat | a. | Heat gained or lost in the change of state without any change in temperature |
2. | m × L. | b. | Heat gained or lost when there is no change of state |
3. | Temperature | c. | Form of energy |
4. | m × s × t | d. | SI unit of specific latent heat |
5. | J/Kg | e. | degree of hotness or coldness |