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Alex17521 [72]
3 years ago
14

Adam wants to find out how the pressure effects the force of gravity acting on dust particles in a cloud. Adam designs an experi

ment which he places dust particles in a pressure chamber. He is able to adjust the pressure from 0 pascals to 780 pascals. What should adam use as a control group
Biology
1 answer:
Lady bird [3.3K]3 years ago
7 0

Answer: Sample of Dust at 0 Pascals

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Two of gold's most common uses are jewelry and coins. In which other
Lerok [7]

Answer: Aircraft windows, medicines, and electronics

Explanation:

3 0
3 years ago
In a resting state, sodium (Na ) is at a higher concentration outside the cell and potassium (K ) is more concentrated inside th
padilas [110]

In a resting state, sodium (Na ) is at a higher concentration outside the cell, and potassium (K ) is more concentrated inside the cell. During an action potential, the sodium levels <u>increase </u>inside the cell.

During an action potential, the potassium level inside the cell decreases, and the sodium level inside the cell increases. That is to say, there is an outflow of potassium and an inflow of sodium ions.

Action potential usually occurs when an electrical signal disrupts the balance of Na+ and K+ within a cell membrane, briefly depolarizing the concentrations of each.

Learn more about potassium here: brainly.com/question/21439467

#SPJ4

3 0
2 years ago
Which option best characterizes the following passage in regard to recent developments in agriculture?
Oksana_A [137]

Answer:

Farming equipment is more expensive now than it was fifty years ago

Explanation:

much more technology goes to farm equipment. A combine could cost more them a $ 500k

7 0
2 years ago
The best way to remove the mud from a sample of lake water is by
melomori [17]
I think the best way to remove mud from water is reverse osmosis. But if your're think about doing it by hand than I would boil the water so the mud collects on the bottom. Then I would put a plastic wrap on top of the container while a small cup is inside the bowl. And then put a rock on the plastic wrap in the center on top of cup. 
Explanation: The water vapor rises because of vaporization, and then collects as condensation and drips into cup-collection as pure water
I got this from a lab i did before, so all credits don't go to me =><span />
7 0
3 years ago
Read 2 more answers
Corresponding mRNA to ATG TTA GCC GTA TGC
geniusboy [140]
TAC AAT CGG CAT ACG

An easy way to remember what letters correspond with each other is by remembering the curved letters (C and G) “are opposite” so anytime there is a C the letter that goes with it is G. That’s how my teacher taught it so I hope it helps.
5 0
3 years ago
Read 2 more answers
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