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UNO [17]
3 years ago
15

A__________is a small particle that is a building block of matter.

Physics
1 answer:
ch4aika [34]3 years ago
6 0
Atom is the correct answer.
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planetary accretion is the term that is used

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How many neutrons does element X have if it’s atomic number is 28 and it’s mass number is 81?
labwork [276]

Well let’s put it this way. To find the neutrons you subtract the atomic atomic Nuremberg from the atomic mass. So

Mass=81-Number=28

81-28=53

Final answer is 53.

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3 years ago
To complete a project, 200,000 Joules of work is needed. The time taken to complete the project is 20 seconds. How much power is
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Answer:

10,000

Explanation:

200,000/20 = power needed

200,000/20 = 10,000

Hope this Helps!

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3 years ago
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By plotting the locations of earthquakes

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3 years ago
What are the two types of physical fitness?<br>​
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<em><u>your </u></em><em><u>question</u></em><em><u>:</u></em><em><u> </u></em>

<em>What are the two types of physical fitness?</em>

<em><u>answer:</u></em>

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