1) The cork float on the surface of the water because  a) it is less dense than water. b) it is denser than water. 2) What do you need to add to the water to make the lemon float? a) water b) sugar 3) What is added to the water to make the grapes float? a) salt b) water 4) Why do the coins sink into the water? a) because the coins are denser than water b) because the coins are less dense than water 5) Why do the heavy logs float on the surface of the water? a) the saltwater is denser than heavy logs b) the logs were long

Sink or Float?

列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?