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In a scientific experiment, how many independent variables should be tested at the same time? A. none B. one C. two D. three or more
Question
Updated 8/5/2015 2:53:47 PM
1 Answer/Comment
In a scientific experiment, only one independent variables should be tested at the same time.

Added 8/5/2015 2:53:47 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by Janet17 [7/29/2016 1:05:41 PM]
In a scientific study, a conclusion can A) state a theory. B) ask a question. C) prove a hypothesis. D) support a hypothesis.
Question
Updated 8/4/2015 2:55:48 PM
1 Answer/Comment
In a scientific study a conclusion can: support a hypothesis.
Added 8/4/2015 2:55:47 PM
This answer has been added to the Weegy Knowledgebase
An educated guess is based on past experience. How does a hypothesis express the educated guess? A. The educated guess is not part of the hypothesis. B. The educated guess is a conclusion of the hypothesis. C. The hypothesis mentions the educated guess as an observation. D. The hypothesis states the educated guess in the form of an if-then statement.
Weegy: An educated guess is based on past experience. How does a hypothesis express the educated guess? D. The hypothesis states the educated guess in the form of an if-then statement. (More)
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Expert Answered
Asked 6/10/2013 7:42:00 AM
0 Answers/Comments
In an experiment to test the hypothesis that added phosphate will cause marigolds to produce more blooms, the experimenter has two groups of pots planted with marigold seeds. One group gets watered with phosphate added to the water, while the other group gets watered with no phosphate. Both groups get the same amount of water and light. Which is a controlled variable in this experiment? A. number of pots B. amount of water C. amount of phosphate D. amount of blooms on a ...
Weegy: A. number of pots (More)
Question
Expert Answered
Updated 58 days ago|7/29/2016 1:09:03 PM
1 Answer/Comment
In an experiment to test the hypothesis that added phosphate will cause marigolds to produce more blooms, the experimenter has two groups of pots planted with marigold seeds. One group gets watered with phosphate added to the water, while the other group gets watered with no phosphate. Both groups get the same amount of water and light. The controlled variable in this experiment is: amount of water.
Added 58 days ago|7/29/2016 1:08:57 PM
This answer has been confirmed as correct, not copied, and helpful.
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