1) A _______________ takes the shape of its container. a) solid b) liquid 2) You can ______________ liquid into a glass. a) pour b) put 3) A ___________________ has its own shape and size. a) gas b) solid c) liquid 4) First, sceientists make a __________________. a) conclusion b) hypothesis 5) Scientists collect _________________ during the experiment. a) experiment b) data 6) Scientists test hypothesis in an _________________. a) experiment b) conclusion 7) ____________ plants grow in the dark? a) Do b) Does 8) A scientist thinks that the plants ________________ in the dark. a) doesn't b) don't 9) If you put ice cubes in a hot place, ____________________. a) they melt b) they don't melt 10) Soap ___________________ if you drop it in water. a) floats b) sinks 11) Sugar __________________ when you add it to coffee. a) floats b) dissolves 12) When you boil water in a pot, it ______________ to gas. a) changes b) melts

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