Answer:
the work done by the lawnmower is 236.14 J.
Explanation:
Given;
power exerted by the lawnmower engine, P = 19 hp
time in which the power was exerted, t = 1 minute = 60 s.
1 hp = 745.7 watts
The work done by the lawnmower is calculated as follows;

Therefore, the work done by the lawnmower is 236.14 J.
Answer: It should be A or the very left red circle that you can click on
Explanation: Because when the wind is moving downward and the earth is spinning the spot the wind ends up will never be directly down from where it was to begin with
B acid rain in an area kills fish in a lake
Answer is in a photo. I can only upload it to a file hosting service. link below!
bit.
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Answer:
The magnitude of the electric field strength = 7.2 x 10⁸ N/C
Explanation:
The linear density:

Point r = 3 cm = 3/100 m
r = 0.03 m
The electric field strength is calculated below

The magnitude of the electric field strength = 7.2 x 10⁸ N/C