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3241004551 [841]
4 years ago
15

Explain the contribution of Robert Hooke

Physics
2 answers:
NemiM [27]4 years ago
5 0
He invented the first microscope, and was the first person to really see multi-cellular organisms. His contribution to the scientific world was huge.
That's all I got, sorry
densk [106]4 years ago
5 0
He discovered cells for the first time. He examined when we was looking in cell cork with a microscope.

Hope this helps!
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Explain nuclear reactions, nuclear fission and nuclear fusion.
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Answer:

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Example: _{92}^{235}\textrm{U}+_0^1\textrm{n}\rightarrow _{56}^{143}Ba+_{36}^{90}Kr+3_0^1\textrm{n}

8 0
4 years ago
Jonathan is riding a bicycle and encounters a hill of height 7.30 m. At the base of the hill, he is traveling at 6.00 m/s . When
Burka [1]

W= mgh + 0.5m*vf^2- 0.5m*vi^2.

<h3>What is the Earth system?</h3>
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  • The rock cycle, the food chain, the carbon cycle, the nitrogen cycle, the water cycle, and the energy cycle are a few examples found in the Earth system.
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brainly.com/question/1265737

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6 0
2 years ago
Note: Plagiarism will be reported
iren [92.7K]
Y no me han dicho que me ha dado un teléfono y me ha dicho la policía que han dado la cara para la que ha sido un policía que han dicho nada que no se han dado cuenta de
6 0
3 years ago
Read 2 more answers
A 0.40 kg object is attached to a spring with force constant 157 N/m so that the object is allowed to move on a horizontal frict
nirvana33 [79]

Answer:

Part a)

F = 26.7 N

Part b)

a = 66.7 m/s^2

Explanation:

Part a)

Force on the object due to spring force is given as

F = kx

here we know that

k = 157 N/m

x = 0.17 m

so we have

F = 157\times 0.17

F = 26.7 N

Part b)

Acceleration of the object is given as

a = \frac{F}{m}

a = \frac{26.7}{0.40}

a = 66.7 m/s^2

8 0
3 years ago
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