Advertisements
Advertisements
Question
Write true or false for a given statement.
Land and sea breezes are convection currents of cold and warm air.
Options
True
False
Advertisements
Solution
True.
APPEARS IN
RELATED QUESTIONS
Write true or false for a given statement.
Heat flows from a body at a high temperature to a body at a low temperature when they are kept in contact.
Fill in the blank
Liquids expand _______ than the solids.
Why do telephone wires sag in summer ?
Iron rims are heated before they are fixed on the wooden wheels. Explain the reason.
Why is a cement floor laid in small pieces with gaps in between?
Describe an experiment to show that air expands on heating.
The bottom of a cooking utensil is painted black. Give the reason.
______ is the only matter on the Earth that can be found naturally in all three states.
Match the following
| 1. | Solid to liquid | a. | Condensation |
| 2. | Liquid to gas | b. | Deposition |
| 3. | Gas to solid | c. | Melting |
| 4. | Gas to liquid | d. | Vaporization |
Explain the following effects of heat.
Expansion
