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Vladimir79 [104]
3 years ago
9

Which question should you ask to find out the length of a planet's year?

Chemistry
1 answer:
maks197457 [2]3 years ago
6 0
How long does it take for the planet to revolve around the sun?
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Which statement best defines kinetic energy? A. kinetic energy is highest at the highest point of structure or model.
Art [367]

Answer:

The answer is D. Kinetic energy is the energy of motion.

Pls mark brainliest. Hope this helped. :D

7 0
2 years ago
Read 2 more answers
What is the potential energy of 25kg rock sitting on the cliff with a height of 230m?​
My name is Ann [436]

Answer:

<h2>57,500 J</h2>

Explanation:

The potential energy of a body can be found by using the formula

PE = mgh

where

m is the mass

h is the height

g is the acceleration due to gravity which is 10 m/s²

From the question we have

PE = 25 × 10 × 230 = 57,500

We have the final answer as

<h3>57,500 J</h3>

Hope this helps you

5 0
2 years ago
The structural formula for CF4 is
nevsk [136]

Answer:

PubChem CID 6393

Structure  

Find Similar Structures

Chemical Safety  

Compressed Gas

Laboratory Chemical Safety Summary (LCSS) Datasheet

Molecular Formula CF4

Molecular Weight  

88.004 g/mol

Explanation:

5 0
3 years ago
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As the frequency of a wave increases, what happens to the energy the wave is carrying?
Vedmedyk [2.9K]

Answer:

It increases

Explanation:

7 0
2 years ago
consider the reaction between acetylene C2H2 and oxygen in a welding torch 2C2H2 + 5O2 = 4CO2 + 2H2O of 5.4 moles of acetylene r
Eddi Din [679]

Answer:

C. 4.8*10² g.

Explanation:

5 0
2 years ago
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