Answer:
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Answer: most likely speed, but it could alos be direction
Explanation:
20 Watts
Work = force × distance
W = (20 N) (10 m)
W = 200 Joules
Power = work / time
P = 200 J / 10 s
P = 20 Watts
Im gonna say it is answer A:) Hope this helps!
The heat transfer through brick wall is:
The heat flow in a 18.6-h period is: