In certain fireworks, potassium nitrate breaks down into potassium oxide, nitrogen, and oxygen. This is an example of a reaction. The opposite process is a reaction.

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As you lift a book into the air, what kind of energy are you increasing in the book? A. Nuclear energy B. Thermal energy C. Gravitational potential energy D. Elastic energy

Which of the following is a benefit of using nuclear power? A) Using nuclear power requires greater use of fossil fuels. B) Core meltdown of reactors can provide "bonus" energy for electricity production. C) Few greenhouse gases are emitted.

What were Niels Bohr's experiments?

How are neutral atoms converted into anions?

Which of these represents transfer of heat through convection when a pan of water is placed on an electric stove?

What are factors that would change the position of the wave lengths measured? (There are more than one answer.) a) size of the tube b) tuning fork frequency c) distance between the tuning fork and tube d) room temperature e) area of the tube

This particle is found in the nucleus and adds mass to the nucleus, but changing its number does not change what the element is. This particle is the A. proton. B. photon. C. neutron. D. electron.

Projectile motion is an example of what kind of motion

What can change scientific knowledge?

6. What is ductility?