Answer:
The energy in object is 3.8 Kilo Joules.
Step-by-step explanation:
We are given the following in the question:
Mass = 20 kg
Height,h = 20 m
g=9.5 m/s^2
Formula:
Potential energy =

Putting value we get,

Thus, the energy in object is 3.8 Kilo Joules.
Solve x by simplifying both sides of the equation & then isolating the variable x=-4 & the negative comes in from the -12
The answer is 6
hope this helped
Answer:
4.444
Step-by-step explanation:
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Answer:17.91 calories per minute
Step-by-step explanation:
412 calories burned
23 minutes of riding
412/23 = 17.91 calories per minute