What is the average height of 5 trees if the measurments are: 2.39, 2.39, 1.04, 2.44 and 0.28

1.708

Explanation:

Take the mean of the numbers.

2.39   +   2.39   +   1.04   +   2.44   +   0.28 = 8.54

8.54/5 = 1.708

i think it's they require warm air

explanation:

tornados usually happen when it's raining right so when it's raining it cools down so if the temperature keeps changing then i think a tornado occurs sorry if it's wrong

explanation:

on disadvantage of hydroelectric power is the cost. another disadvantage of using hydroelectric power is finding a water source powerful enough to harvest hydroelectric power.