8. Which describes the reaction of a substance to form one or more new

substances

A a chemical change

B a physical change

C a change of state

Which type of wave would actually slow down when moving from the air into the ocean?

Which of the following statements best describes what happens to water during vaporization? A. The temperature of the water increases until the water molecules react with nitrogen in the air. B.

The distance from santa maria to los Alamos is 15.9 mi. what is the distance in cm?

Compare the temperature of water as ice begins to form with the temperature of ice as it begins to melt?

A 48.3 mL sample of gas in a cylinder is warmed from 22 C, 87 C to 0.0 C what is the final temperature

What is the volume of an object with a height of 2.3cm, a width of 2.4cm, a mass of 17.5g, and a length of 20cm?

Is layers of sediment forming at the bottom of the ocean erosion?

How to find the better buy of two of the same item, but they have different units of measurements and different costs.?

The agricultural practice of spraying insecticides leaves behind which pollutant in the soil? A. Chemical poison B. Excess nitrogen C. Excess salt D. Acidic compounds

What is the name of the compound composed of iron and carbonate? [hint: iron has a + 3 charge in this compound]?