Briefly explain what water is. in your explanation include what a water molecule is, what elements makes up water and draw a molecule structure of the water molecule

When an electric circuit operates, a buzzer makes a sound. What happens to the electric charges in this circuit? The electric charges move from the energy source and are used up at the switch.

What happens when you put warm soda in a refrigerator?

An alert driver can apply the brakes fully in about 0.5 seconds. How far would the car travel if it were moving at a rate of 29.06 m/sec?

Darrell is trying to remove a nail from a board using the claw of a hammer, but the nail is stuck. Which of the following could Darrell do to make the job easier? A. Use a hammer with a longer handle. B. Use a heavier hammer. C.

The moon has the greatest effect on earth's ... (1) year (2) seasons (3) ocean tides (4) daylight hours

The life cycle of stars may be boiled down into a tug of war, lasting billions of years, between two basic forces. In your own words, describe these forces, and identify which of the two eventually "wins" the battle.

One of the goals of psychology is to predict future behavior or mental processes. Which of the following scenarios best illustrates this goal?

When a chemical reaction occurs, A.) reactants interact to form products with different chemical and physical properties B.) reactants interact to form products with different numbers of atoms C.

7. A type of non-renewable energy would be: O wind O petroleum O water solar

The cellular process of synthesizing large molecules from smaller ones is defined as