The answer should be 741 N.
W=m*g
9.5*78 is 741
Free insulative sheets and insulative sheets backed by a grounded conductor are the only cases in which it is possible to extract reliable information from a noncontacting measurement of the charged state of an insulator. In both cases, the electric field from the charge is the deciding factor.<span>
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Answer:
yes i think that inner planets should be explored because if we ever find new life or are able to live there then i think its worth takeing a risk.
Explanation:
Answer:
A) 
B) 
Explanation:
Given:
- temperature of air,

- temperature of lungs,

- specific Heat exchanged from the lungs ,

- specific heat of air,

- mass of 1 L air,

- breath rate,

A)
Now,
amount of heat needed to warm the air of lungs to the body temperature:



B)
Amount of heat lost per hour:
<u>No. of breaths per hour:</u>



<u>Now the total loss of energy in 1 hr.:</u>


