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KengaRu [80]
3 years ago
12

The bell rings at the end of

Chemistry
1 answer:
RideAnS [48]3 years ago
4 0
  • When you are sitting constant at bench your blood vessels and pressure of muscles are stable there.
  • When you sudden wake up blood also wakes up .
  • The gravity pulls it down from head.
  • So you feel lightweight.

Muscular and nervous system involved

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Answer:

P=9

Explanation:

Formula: P = M/V
First, we need to find the volume. This can be done by: 5 x 3 x 2 which will give us 30

Now we can plug it in
P= 270/30

P=9!  

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