Biology, 18.11.2020 17:30 littlepotato10
Bill left a hammer out in the rain all day. The next morning it had rust on it. Oxygen and a metal chemically combine to form rust. What is rust an example of? a. A mixture b. An element c. A solution d. a compound
Answers: 2
Biology, 21.06.2019 23:20, mikealonso
Ascientist wants to determine the effect of a new type of gasoline. he fillsone car with normal gasoline and another identical car with the new gasoline. which is the control group? a. the new type of gasolineb. the car with the normal gasolinec. the car with the new gasolinethe amount of gasoline usedd. the amount of gasoline used
Answers: 1
Biology, 22.06.2019 05:50, katiekern5207
How is the carbon cycle related to global warming ?
Answers: 2
Bill left a hammer out in the rain all day. The next morning it had rust on it. Oxygen and a metal c...
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