Vocabulary
Ecosystems
Hydrosphere
Evolution/Earth History
Chemistry
100

A substance composed of two or more kinds of atoms bonded together. 

What is a compound?

100

A living organism is known as a _____ factor.

What is a biotic factor?

100
The only substance on Earth that occurs naturally in all three states of matter. 

What is water?

100

These are the preserved remains of an organism.

What are fossils?

100

These are composed of one kind of atom.

What are elements?

200

When you are able to determine the source of the pollution. 

What is point source pollution?

200

A symbiotic relationship in which on organism benefits at the expense of the other organism.




What is parasitism?

200

These release dissolve minerals and heat into the oceans. 

What are hydrothermal vents?

200

These show how the Earth's climate has changed over time. 

What are ice cores?

200

These are observed and measured without changing the kind of matter being studied.


What are physical properties?

300

When you can mold or shape an element, it is...

What is malleable?

300

This is the ultimate source of energy.

What is the sun?

300

An excess of nitrates and phosphates in the waters create this

What are algae blooms?

300

Absolute and ______ age are ways to identify a fossil. 

What is relative age?

300

Formation of a precipitate or a gas results in this.

What is a chemical change/reaction?

400

When one organism benefits, but the other is not harmed.

What is commensalism?

400

Plants and other organisms that engage in photosynthesis are known as...

What are producers?
400

This helps determine the health of freshwater.

What are bio-indicators?

400

The term that refers to the process by which individuals that are better suited to the environment survive and reproduce therefore passing down their genes to their offspring. 

What is natural selection?

400

The Periodic Table is organized by...

What are columns and rows?

500

The amount of energy needed to raise the temperature. 

What is specific heat?

500

The interconnectedness describing various paths that energy takes through the ecosystem is...

What is a food web?

500

Federal agencies created the (3 word term) which outline the water quality pollution control program. 

What are water quality standards?

500

This law states that the oldest fossils are found deeper, while the younger ones are closer to the surface. 

What is the Law of Superposition?

500

The Law of Conservation of Mass states three things which are...

What is: 

1. Matter is neither created nor destroyed

2. what is the on the left has to be on the right

3. The equation has to balance

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