Explain how matter can change into three different states? (Hint: use your vocabulary words)
Solids can melt to turn to liquids, liquids can evaporate to turn into gas, and gas can condense to turn into liquid, Liquids can freeze to turn into solids
Why do ice cubes float? (Hint: think about the video from week 3)
It's density is less than water
What is a chemical change?
a change that causes different kinds of matter to form, you can not go back to the original object
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