The answer is <span>hygrometer, will.
</span><span>Your <u>hygrometer</u> indicates that the relative humidity is very high. Rain probably <u>will</u> occur.
Hygrometer is an instrument used for measuring the relative humidity in the atmosphere. If the relative humidity is very high, then it rain will probably occur and vice versa.
Anemometer is an instrument used for measuring wind speed, thus it cannot be the right answer.</span>
Answer:
births - deaths = growth
Explanation:
(births - deaths) + (immigrants - emmigrants) is what you would normally use to calculate the growth of a population, but because they can't move, you can cut out the immigrant and emmigrant part of the equation.
Are there options? Structure meaning skeleton or anatomy?