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Yuliya22 [10]
2 years ago
13

Justin is planning his science fair project. He wants to measure how oxygen levels affect the rate of photosynthesis in plants.

Is this an example of a scientific investigation or an experiment? (5 points)
An experiment because it tests a cause and effect relationship
An experiment because it does not ask a testable question
An investigation because it uses only observations
An investigation because there is a control group
Health
1 answer:
deff fn [24]2 years ago
7 0

Answer:

The 3rd Option

Explanation:

Simple for this question, C: an investigation because it uses only observations.

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2 years ago
Do you accidentally say secrets after waking up from an anesthetic?
Andreyy89

Answer:

it depends on if it is the last thing you think about .you essentially go into a sort of dazed dream like state like if your favorite movie was harry potter and that was essentially what you dream about then that will be what you talk about.

Explanation:

8 0
1 year ago
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