They are an example of a positive feedback.
Answer:
C
Explanation:
Power is work divided by time:
P = W / t
Work is force times distance:
W = F d
Therefore:
P = F d / t
Given that F = 500 N, d = 60 m, and t = 240 s:
P = 500 N * 60 m / 240 s
P = 125 W
Answer is C.
A) because it is an element.
Explanation: usually when they say pure substance they mean pure element.
Hope this helped!! :)
It's just 53m
Displacement usually requires a direction but as it specifies to just give magnitude you can just say 53m :)
Most of the energy we use on earth comes from the sun—how does that energy(light and thermal)end up?
As ____energy in our food
