A student is useing a terrarium like the one shown here to study the cycling of oxygen which observation would be the best evide

Question

3 years ago

11

nce of oxygen cycling

2 answers:

Gwar [14] · Answer 1 · 2022-05-12T09:22:05+03:00

Gwar [14]3 years ago

6 0

Answer:

The observation of studying the composition of the oxygen and the other chemical that is getting cycled.

Explanation:

If the student tests their hypothesis and collects the data.

arsen [322] · Answer 2 · 2022-05-12T11:23:39+03:00

3 0

Answer:

Also healthy animals

Explanation:

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