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svet-max [94.6K]
3 years ago
13

Question 8

Physics
1 answer:
FinnZ [79.3K]3 years ago
8 0

Answer:

A hope this helps

Explanation:

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The conservation of energy principle applies to a. all systems. b. open systems. c. closed systems. d. Ideal gas systems.
Ainat [17]

Answer:closed systems

Explanation:

A closed system is one in which matter does not enter or leave the system but there is exchange of energy between the system and its environment. In a closed system, the principle of energy conservation applies. The principle of energy conservation states that energy can neither be created nor destroyed but is converted from one form to another. An example of a closed system is a reaction vessel whose lid is closed.

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A 1kg mass is thrown to a height of 2cm. what is the potential energy​
prohojiy [21]
  • Mass=m=1kg
  • Height=h=2cm=0.02m
  • Acceleration due to gravity=g=10m/s^2

\\ \tt\hookrightarrow P.E=mgh

\\ \tt\hookrightarrow PE=1(10)(0.02)

\\ \tt\hookrightarrow PE=0.2J

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Someone please help ! this is worth 40 points!!
makvit [3.9K]

Explanation:

  1. non uniform motion
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person b does twice the work of person a, and in one-half of the time . how does the power output of person b compare to person
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Person B has four times the power output of person A.

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