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valina [46]
3 years ago
14

How much water does the average american family for four users use per day in their home?

Biology
1 answer:
aliina [53]3 years ago
4 0
The average american family uses 400 gallons of water per day in there homes........(GOODLUCK!)
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In your own words, explain how polarized sunglasses work. Describe the properties of electromagnetic waves and interactions that
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Light is an electromagnetic wave where vibration takes place in all directions. The polarizing sunglasses limit the vibrations in one direction only.
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Drawin's experiments are just one way to study phototroprism. A student wants to investigate the effects of phototroprsm in bean
oksano4ka [1.4K]

Answer:

Angle of light source

Explanation:

Independent variable is the variable that the experimenter changes or manipulates in an experiment in order to bring about a measurable response, which is the dependent variable.

In this question, a student wants to investigate the effects of phototropism in bean plants. She places a light source directly above one plant, at a forty-five degree angle to another, and at a ninety-degree angle from the third. This shows that the variable being manipulated (independent variable) is the ANGLE OF THE LIGHT SOURCE.

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Which structure of the heart is responsible for prevening blood from flowing in tthe wrong direction?
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8 0
3 years ago
in what type of connective tissue will the cells appear to be ""empty"" when looking at them under the microscope?
madam [21]

Answer:

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2 years ago
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Answer:

Meat, fish and eggs.

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