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Tpy6a [65]
3 years ago
15

A scientist performs a controlled experiment. this means that select one:

Biology
2 answers:
musickatia [10]3 years ago
7 0

Answer: d. One experiment is performed, but the scientist control the variable.

Explanation:

In the controlled experiment the independent variable is changed in an orderly manner so that accurate changes can be observed on the dependent variable. Also in this a controlled group is also used for comparision with the changes in other variables.

andrezito [222]3 years ago
5 0
D. one experiment is performed but the scientists control the variables
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Rashid [163]

Answer:

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Both the mantle and ocean experience the heat transfer due to bulk movement of molecules within fluids such as gases and liquids, including molten rock; this is called, again, convection.

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3 years ago
A population of bacteria is treated with an antibiotic. It is estimated that 5,000 live bacteria existed in the sample before tr
horrorfan [7]
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3 years ago
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steposvetlana [31]
It is located <span>midway on the anterior surface of the shell.</span>
7 0
3 years ago
Help Me Pleasseee!! Put the levels of organization in the correct order 1.Population 2.Organism 3.Organ 4.Atom 5.Molecule 6.Spec
inessss [21]

Answer:

4, 5, 11, 10, 12, 3, 9, 2, 6, 8, 7, 1

I might have messed up but i believe this is correct.

Explanation:

7 0
3 years ago
Half of the moon is always lit except during an eclipse.<br><br> True or false?
olga nikolaevna [1]

Answer:

Half of the Moon's surface is always illuminated by direct sunlight, except during lunar eclipses when Earth casts its shadow on the Moon. Just how much of that light we can see from Earth varies every day, and we refer to this as a Moon phase.

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Explanation:

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2 years ago
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