PRETEST
choose the letter of the correct answer.
1. It is the smallest particle of matter?
A. cells
B. dust
C. molecules
D. virus
2. The passing of heat from molecule to molecule in an object is called ___________.
A. conduction
B. convection
C. insulation
D. radiation
3. Which are you going to use to prevent from getting burns when holding a hot pot?
A. big pan
B. plastic folder
C. pot cover
D. pot holder
4. Which warms fast when dipped in boiling water?
A. handle wrapped with paper
B. metal handle
C. plastic handle
D. wood handle
5. Butter melts over a heatedbpan. This shows that ________.
A. heat expands solids.
B. heat solidifies liquids.
C. heat liquidfies some solids.
D. heat changes liquids to solids.
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Answer:
1.A
2.B
3.D
4.D
5.C
Explanation:IYAN LANG PO ANG SAGOT KO SANA PO MAKATULONG