What is the most common method used to count a large species population? a. estimating b. sampling c. guessing d. a pencil and paper

Option B is the correct answer.

Sampling is done for estimating a population's size by taking one or more samples from the population. Then these samples are used to make assumptions about the population as a whole.

the speed increase from w to x due to increased gravity force

the speed decreases from x to y due to decrease in gravity

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.