What is the unit of time most often used by scientists?

Which of the following contains direction? Mass, speed, velocity, or distance.

How do oceans prevent global warming? a. by increasing the amount of oxygen in air b. by absorbing atmospheric carbon dioxide c. by changing carbonates into carbon dioxide d. by heating the equator and poles unequally

Suppose that the height (in centimeters) of a candle is a linear function of the amount of time (in hours) it has been burning. After 11 hours of burning, a candle has a height of 27.9 centimeters.

Do you think Pluto should be considered a planet? Why or why not?

A water feature in a garden recycles water with a pump. water is pumped from a stone basin up through a pipe 1 meter high.

Which is a disadvantage of using wind as an energy source? Check all that apply. It may be unreliable. It is not naturally occurring. It produces a lot of waste. It requires wires to carry electricity. It generates large amounts of electricity.

One step in the production of hydroelectric power involves

A pot is heated on a stove. The water begins to boil rabidly. Which explains why the water is boiling fast?

A galvanometer can be calibrated to read electric A) current B) Voltage C) either of these D) neither of these

Why do responsible consumers use credit and credit cards?