Refer to the illustration below to answer the questions in item numbers 306 Soup Photo credit: Icons from Microsoft Office 365
3. What method of heat transfer occurs inside the soup during the process of cooking
A. Conduction
B. Convection
C. Radiation
D. Both A and B
4. How is heat transferred between the cooking pan and the spoon?
A through conduction
B. through convection
C. through radiation
D. through conduction and radiation
5. If you stand near the stove, you will feel the heat even if you do not touch it directly What method of heat transfer causes this situation?
A. Conduction
B. Convection
C. Radiation
D. Both A and B
6. Why are the handles of cooking pans and kettles covered with wood or rubber?
A. Wood and rubber can prevent convection.
B. Wood and rubber are good insulators of heat.
C. Wood and rubber are good conductors of heat.
D. Wood and rubber can facilitate the cooking process.
7. What is the condition necessary for heat transfer to happen between two substances or objects?
A. difference in density
B. difference in temperature
C. movement of fluids
D. movement of particles
8.What happens to the density of air as its temperature increases?
A. Its density decreases.
B. Its density increases.
C. Its density does not change.
D. Its density can either increase or decrease.
9. How does the heat of the sun reach the earth?
A. through conduction
B. through convection
C. through radiation
D. through conduction and convection
10.What happens to the warm air and cold air during the process of convection?
A. Warm air sinks and cold air rises.
B. Warm air rises and cold air sinks.
C. Both the warm air and cold air rise.
D. Both the warm air and cold air sink.
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Answer:
3. Convection
4. Conduction
5. Radiation
6. B
7. B
8. A
9. C
10. B