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IgorLugansk [536]
3 years ago
6

Mosquito repellent is sprayed on one arm and the other arm is not sprayed. The number

Biology
1 answer:
levacccp [35]3 years ago
4 0

Answer:

Dependent variable: Number of bug bites

Independent variable: Sprayed arm

Control group: Arm not sprayed.

Experimental group: Sprayed arm

Explanation:

If you know the definitions for the independent variable, dependent variable, control and experimental group in a problem than it would be less complicated to figure out what they are in any given example. So, here are the definitions:

Independent variable: the factor that you change

Dependent variable: the factor that is measured

Control group: the factor that is kept the same

Experimental group: the group in an experiment that receives the variable being tested

I had this had a question about this last week and got stumped im sure if this will help you? but I do hope it does and im sure exactly what the entire question is so.... Good Luck!

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Where are rain gauges located?
Ymorist [56]

The rain gauge is an instrument used by meteorologists to measure the amount of precipitation in a particular region in a particular amount of time.  

The rain gauge is placed on the ground in order to collect the rain or the precipitation sample. The rain gauge is labelled with the quantities, which can be used to measure the amount of precipitation.

So, the correct answer is option (a). on or near the ground.


4 0
4 years ago
Read 2 more answers
A plate moves 200 m in 10,000 years. What is its rate in cm/year?
schepotkina [342]

Answer:

1m = 100cm

200m = 20000cm

10,000years = 20,000cm

1 year = 20,000/10,000

= 2cm

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The answer is option b.

Hope this helps.

6 0
3 years ago
A cell wall and a cell membrane are different. All cells are surrounded by a ______________ that is _________________ and intera
Liono4ka [1.6K]

Answer:

Cell Membrane---Semi-permeable

Explanation:

All cells have cell membranes, regardless of the type, and they are all semi-permeable, or selectively permeable, which means they can regulate what enters and leaves the cell.

7 0
3 years ago
A mineral fracture and breaks along a smooth, flat plane in a spiral pattern which is rough, and jagged that occurs slowly
SpyIntel [72]
I think its rough and jagged. Do you know the answer?
7 0
3 years ago
Which of the two systems works 24/7 and protects you regardless of the organism it encounters?
tekilochka [14]

Answer:

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