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aev [14]
3 years ago
15

Why are fish important to the sustainability of your hydroponic system?

Advanced Placement (AP)
1 answer:
Ostrovityanka [42]3 years ago
7 0

Answer: They live in the water and if there is toxic things in the water, the fish may die or eat it then die.

Explanation:

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The correct answer is letter "B": The wire brush can remove too much material from the posts of the battery.

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While cleaning a battery there are several considerations to be taken in order not to damage its function. At the moment of cleaning the posts, we must be very careful since this is the principal contact with the vehicle cables. In front of any damage, the vehicle may not even start.  

Thus, using a soft wire brush with an electric drill is not appropriate since it could remove more material than the necessary from the posts.

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