Answer:
Protons and neutrons have approximately the same mass, about 1.67 × 10−24 grams, which scientists define as one atomic mass unit (amu) or one Dalton. Each electron has a negative charge (−1) equal to the positive charge of a proton (+1). Neutrons are uncharged particles found within the nucleus. hope this helps you :)
Fossil fuels are considered a nonrenewable energy source because once fossil fuels are used, they are gone. So, the correct option is A.
<h3>What do you mean by Nonrenewable energy?</h3>
Nonrenewable energy may be defined as that energy that once consumed can not be replenished for millions of years.
Fossil fuels are examples of nonrenewable energy resources. The formation of fossil fuels may take over millions of years. This fuel is made naturally by the decomposition of dead and decayed organic living matter.
Therefore, the correct option for this question is A.
To learn more about Fossil fuels, refer to the link:
brainly.com/question/79954
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Answer:
C. What quantites of nonrenewable resources are used to make a paper grocery bag?
Explanation:
I think it would be advantageous to observe mold colonies on an agar plate because one is able to observe colony structures, pigmentation, among others. Colony forming units are the individual colonies of bacteria,yeasts or mold. A colony of bacteria or yeast refers to a mass of individual cells of same organism, growing together.
D i believe i’m sorry if this is not correct if not try c
