write true if the statement is correct and false if the statement is wrong
7. When two or more materials are combined a mixture is formed.
8. Some change in the materials are useful to the environment while others are not.
9. Water when exposed to low temperature to melt.
10. Liquid will turn into solid if heat is applied.
7. When two or more materials are combined a mixture is formed.
8. Some change in the materials are useful to the environment while others are not.
9. Water when exposed to low temperature to melt.
10. Liquid will turn into solid if heat is applied.
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Answer:
7. True
8. True
9. false (not sure)
10. False (It will turn into gas not solid)
Explanation:
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