What creates voltage difference in a battery?

Why does a charged balloon stick to a neutral wall?

An athlete is working out in the weight room. He steadily holds 50 kilograms above his head for 10 seconds. Which statement is true about this situation?

The label on a large box of cereal says that it contains 3 lb, 6 oz of cereal. What is another way to express this weight?

Which of the following is not a receptor pair according to the opponent process theory? A. red versus green B. yellow versus blue C. black versus white D. yellow versus red

How many years older will you be 1.40 billion seconds from now? (Assume a 365-day year.)

January 1st 37°F January 7th 48°F January 14th 52°F January 18th 51°F January 21st 45°F January 25th 41°F January 31st 55°F When looking at a data set of numbers, the mean is the average. Look at the table above.

The vector quantity that defines the distance and direction between two positions.

Which statement is true? Select one of the options below as your answer: A. Quarks always occur in groups with leptons. B. Quarks always occur independently. C. Quarks always occur in groups with other quarks. D.

Peat is actually the early stage of

Explain how electric current is able to flow.