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kykrilka [37]
3 years ago
10

Which best describes the nucleus of an atom?

Biology
2 answers:
Viefleur [7K]3 years ago
7 0

Answer: C. it is the part of the atom with the greatest mass

Explanation: APEX ANSWER

Maru [420]3 years ago
4 0

Answer;

C. it is the part f the atom with the greatest mass

Explanation;

The nucleus of an atom is a small dense region at the center of an atom that contains protons and neutrons.

Almost all the mass of an atom is located in the nucleus, with a very small contribution from the electron shells.

The protons are positively charged which gives the nucleus a positive charge while the neutrons have no charge.

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How long does it take for bacteria to form on food?
iragen [17]

<u>It take for bacteria to form on food - </u>

  • Bacteria grow most rapidly in the range of temperatures between 40 °F and 140 °F, doubling in number in as little as 20 minutes.
  • This range of temperatures is often called the "Danger Zone." Never leave food out of refrigeration over 2 hours.

How fast do bacteria grow on food?

  • When food is in the "danger zone" of temperatures, which is defined as being between 40 and 140 F, the USDA claims that bacteria multiplies every 20 minutes.
  • Always put your meals in the refrigerator after two hours if you can help it.

How long does it take for bacteria to produce?

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  • Some fast-growing bacteria such as pathogenic strains of E.

Learn more about food safety

brainly.com/question/16037126

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8 0
2 years ago
Which shows that the results of an experiment are reliable?
erica [24]

Answer:

B - Repeating the experiment gives the same results.

Explanation:

For more reliable results in an experiment it must be repeated multiple times to see if the data is accurate.

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6 0
3 years ago
Most animals on earth are __________ ( vertebrates or invertebrates ).
andre [41]

Answer:

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The table lists the observations students made about four specimens under a microscope. Based on these observations, what specim
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take a wild guess

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