Directions: Encircle the letter of the correct answer
1. It is the degree of hotness or coldness of an object.
A. Temperature C. pressure
B. Ductility D. speed
2. It is a kind of change that creates a new material.
A. chemical B. physical
C. industrial D. mechanical
3. Which object will melt when exposed to heat?
A. Wood
B stone
C.wax
D. paper
4. The process of changing vapor back to liquid is called
A. Solidification C. vaporization
B. Melting D. condensation
5. What happens to water when heated?
A. It turns into ice. C. It turns into water vapor.
B. It becomes solid. D. It becomes alcohol.
6. What will happen to an object placed under the sun?
A. Its temperature will increase.
C. It will freeze.
B. Its temperature will decrease. D. Nothing will happen.
7. Under what condition will a candle melt?
A. When it is placed inside the fridge C. When it is exposed to cold
B. When it is exposed to cold
D. When it is heated
8. What kind of change takes place when a material changes its
phase when heated or cooled?
A. chemical B. physical
Ć. industrial D. mechanical
9. What should you do with your chocolate bar so that it won't melt?
A. A. Unwrap it.
B. Put it in your bag.
C. Place it under the sun.
D. Put it in your refrigerator.
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Answer:
1. A.
2. A.
3. A.
4. D.
5. C.
6. A.
7. D.
8. ?
9. D.