Question

Learning Task # 1
Encircle the letter of the correct answer
1. What is the direction of heat transfer?
a. From hot to cold c. from cold to hot
b. From bottom to top d. from side to side
2. How is heat transferred in solid materials?
a. Through convection c. through conduction
b. Through radiation d. through vacuum
3. What happens to a liquid when heated?
a. It remains the same c. it increases in temperature
b. It increases in volume d. its temperature cannot be determined
4. What may happen to a solid when it is continuously exposed to heat?
a. It may become heavier c. it may expand
b. It may decrease in volume d. it may condense to liquid
5. What do you call the transfer of heat through air?
a. Convection b. radiation c. conduction d. roasting
6. How do the vibrations of the particles behave when sound travels through solid?
a. Occurs fast b. occurs very slowly c. occurs moderately d. cannot be determined

Answer 1

Answer:

1.hot from cold

2.through conduction

3.It increases in volume

Answer 2

Answer:

1. 1) heat transfer from hot body to cold body.
2. C
3. C
4. C
5. a
6. b