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Matter
Question | Answer |
---|---|
water freezes... | physical change, its still water, just a solid now |
What is matter? | has a mass or takes up space |
What is a physical change? | something that has a change in appearance, but is the same element |
What is a chemical change? | something that changes chemically and changes elements |
Is water turning into steam as chemical change? if not, then what change is it? | no, it is a physical change because its still the same element, it just changed into a gas |
when food is metabolized in the body, is it a physical or chemical change? | chemical |
a nail rusts...... | chemical change |
glass breaks.... | physical |
silver melts to make a ring.. | physical |