Biology
Chemistry
Environmental
Physical
Marine
100

The location of the most energy in the pyramid.

What is the bottom?
100

A substance that cannot be chemically broken down into simpler substances.

What is an element?

100

All the living and nonliving things around us with which we interact.

What is the environment?

100

The characteristics of a substance that can be observed or measured without changing the substance.

What are physical properties?

100

The study of the ocean.

What is oceanography?

200

The process that takes carbon dioxide out of the atmosphere.

What is photosynthesis?

200

The smallest part of an element that can be identified as that element.

What is an atom?

200

Natural resources that are replenished over short periods of time.

What are renewable natural resources?

200

The boiling point of water.

What is 100 degrees celsius?

200

The percentage of the Earth's surface that is covered by water.

What is 71%?
300

The process that puts carbon dioxide into the atmosphere.

What is respiration?

300

The center/core of an atom. Where the protons and neutrons are located.

What is a nucleus?

300

Sunlight, wind, and water

What are examples of renewable natural resources?

300

The ability or tendency to float in water or air or some other fluid.

What is buoyancy?
300

The study of living organisms that inhabit the seas and their interactions with each other and the environment.

What is marine biology?

400

The number of individuals of a population's given area or environment can sustain over a period of time.

What is the carrying capacity?

400

The number of protons in the nucleus of an atom. 

What is an atomic number?

400

Nonrenewable energy sources.

What are fossil fuels?

400

The bending of a wave as it passes at an angle from one medium to another.

What is refraction?
400

Crust, mantle, and core.

What are the three main layers of the earth?

500

The enzyme used in DNA fingerprinting that cuts DNA at certain places along the DNA strand.

What is a restriction enzyme?

500

Total mass of the protons and neutrons in an atom.

What is atomic mass?

500

The shift from rural life, animal powered agriculture, and manufacturing by craftsmen to an urban society powered by fossil fuels.

What is the Industrial Revolution?

500

A complex machine that performs a very simple task in a very complicated way, usually including a chain reaction.

What is Rube Goldberg Device?

500

Underwater mountain chains that extend through oceans.

What are mid-ocean ridges?

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