2 years ago

Which two statements are true about a system?

2 answers:

Eva8 [605]2 years ago

7 0

Answer:

Hey there

Your answer would be A and B

shusha [124]2 years ago

4 0

A and c

Because it defines the boundaries of the system

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-BARSIC- [3]

Answer:

I think it's a because it goes thru it and reflects

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1 year ago

masya89 [10]

Answer: Constructive interference

Explanation: Just took the test

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2 years ago

earnstyle [38]

Answer:

0.0312J

Explanation:

Let x be the distance the staple moves:

$x=0.150m-0.115m=0.035m$

And spring constant is $k=51.0N/m$

$PE=0.5kx^2\\=0.5\times 51.0\times 0.035^2\\\\=0.312$

Hence, the potential energy is 0.0312J

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3 years ago

sukhopar [10]

What is the question

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2 years ago

kondor19780726 [428]

It is false. The effect of freezing is almost the exact opposite

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3 years ago