In a ceiling fan, n, electrical energy is converted to m, kinetic energy. some of the energy is "wasted" as heat. what is something you can do to minimize the energy dissipated as heat? a) turn off the light b) run the fan less than 4 hours/day c) only run the fan on low power setting d) make sure the motor and moving parts are lubricated to decrease friction

It's D

Explanation:

I just did this question and i picked C but it's actually D

acid rain does not usually kill trees directly. instead, it is more likely to weaken the trees by damaging their leaves, limiting the nutrients available to them, or poisoning them with toxic substances slowly released from the soil. the main atmospheric pollutants that affect trees are nitrates and sulphates.