Question

Indicate whether each of the following statements about Joseph Priestley’s experiment is an observation or an inference.

Answer 1

Answer:

1) Inf.

2) Observation

3) Observation

Answer 2

Answer:

Inference  — The candle stayed lit longer because the plant gave off oxygen.

Observation — The candle went out when it was placed in a closed jar.

Observation — The candle stayed lit longer in closed jar when a plant was present.

Explanation:

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