windywindy
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註冊 2007-5-24
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4題F.1 Science [[減左幾題喇]]發表下意見啦!!快!!thx~
A. True or False
1. Solid particles are closely packed and cannot move at all.
2. Light bulb is a energy converter.
B.MC
1. John poured some hot water into a new glass. The glass broke into pieces immediately because _________________.
A. the hot water had a large amount of heat energy
B. the hot water expanded in the glass and pushed the wall of the glass
C. the inside of the glass expanded faster than the outside
D. the glass was not designed for hot water
2. A metal rod is heated strongly and its length is 30 cm. After it is cooled down, its length is likely to be_________.
A.20 cm
B.29 cm
C.30 cm
D.31 cm
唔該晒!!!
請善用編輯系統
[ 本帖最後由 cHoi_vy 於 2007-6-24 09:32 PM 編輯 ]
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