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jenyasd209 [6]
2 years ago
6

1. In regards to curly hair, which of the following statements

Chemistry
1 answer:
Kamila [148]2 years ago
3 0

Answer:

A and D are the answers

Explanation:

the other two don't make sense

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What is the speed of a bobsled whose distance-time graph indicates that it traveled 112m in 29s?
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Well to find speed you have to do distance /time. So, in this case you do 112m /29s which it will be 3.862 which if you round it, it will be 3.86 m/s
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What is the sequence in the formation of the Earth and the Universe?
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Answer:

The Earth formed billions of years after the Universe formed

Explanation:

The "universe" is said to have been formed <em>billions of year ago</em> through an explosion. This was called the <em>"Big Bang Theory." </em>This lead to the<u> expansion of the universe</u> owing to its high temperature and density. After which, the universe cooled down. Galaxies and stars were then formed. Some of the stars died due to explosion, which then led to the <u>creation of planets</u>. Such formation of the planets happened around <u>4.5 billion years ago.</u> This is <em>9.3 billions of years later</em> than the universe was formed<em> (13.8 billions of years ago)</em>. So, this explains the answer.

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2 years ago
Help meh......please...
Mrrafil [7]

Answer:

The third one

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Nickel-62 has the highest binding energy per nucleon of any isotope for any element. Isotopes heavier than 62Ni cannot be formed by nuclear fusion without losing energy.

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2 years ago
Recall all the models you described in task 1. Think about the results each model would predict for Thomson’s experiment. Which
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<u>Answer:</u>

The very early discovery of particles that were subatomic was proposed by Dalton, which was then negated by the postulates suggested by Thomson that proved Dalton's theory.

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A nucleus and the negative particles that we called electrons moving around which were also shown to be much lighter than the particles present in the centre.

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