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1 = Birds, 2 = Mammals, 3 = Amphibians.
I took the test
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Answer:
Explanation:The scientific method is a process used by scientists to study the world around them. ... You can use the scientific method to study a leaf, a dog, an ocean, or the entire Universe. We all have questions about the world. The scientific method is there to test if your answer was correct.
ANSWER: Carbon Dioxide
-Coal actually burns more than one gas, but out of all the choices, Carbon Dioxide is the only one that's true.
Lol, Hope this Helps!!