Energy
Elements and Atoms
Chemical Bonds
Inorganic Compounds
Organic Compounds
100

Anything that occupies space and has mass.

What is mass?

100

Protons, Neutrons, and Electrons

What are subatomic particles?

100

Fixed regions of space that electrons occupy around the nucleus.

What are electron shells or energy levels?

100

The most abundant inorganic compound in the body

What is water?

100

The building blocks of proteins

What is amino acids?

200

The ability to do work and put matter in motion.

What is energy?

200

Equal to the number of protons in an atom

What is an atomic number?

200

When electrons are completely transferred from one atom to another?

What is an ionic bond?

200

Salts are these substances that conduct an electrical current in solution

What is electrolytes?

200

The shape of a strand of DNA.

What is a double-helix or double-stranded?

300

Energy from visible light, UV waves, and x-rays

What is radiant energy?

300

Two or more structural varieties that almost all atoms exhibit

What is an isotope?

300

Considered the weakest chemical bond

What is a hydrogen bond?

300

Have a bitter taste, feel slippery, and are proton acceptors

What is a base?

300

Make up the basic blueprint of life, genes.

What is nucleic acids?

400

Energy used when pedaling a bike

What is mechanical energy?

400

This element has 7 electrons in its valence shell

What is chlorine?

400

Sodium binds with this element ionically to make salt

What is Chloride?

400

The blood in our body is between these two number on the pH scale

What is 7.35-7.45?

400

The basis for all body steriods

What is cholesterol?

500

Chemical energy from food that is trapped in the bonds of a high-energy chemical

What is ATP(adenosine triphosphate)?

500

This element has an atomic weight of 22.989.

What is sodium?

500

When hydrogen and carbon are covalently bonded it makes_______.

What is methane gas?

500

Regulated by a number of chemicals, the kidneys, and the lungs to maintain acid-base balances.

What is a buffer?

500

Carries out the orders of protein synthesis issued by DNA

What is RNA?