Universe
Ecology
Physics
Chemistry 1
Chemistry 2
100

Luminosity 

What is the brightness of a star called?

100

Sun, Air, Rocks, Water, and Light

What are some abiotic factors?

100

An object at rest

What is a balanced force?

100

Malleable, shiny, good conductor of heat and electricity

What are the physical properties of a metal?

100

Change in color, production of a gas, change in the odor

What are the evidences of a chemical reaction?

200

Located in a spiral arm of the Milky Way galaxy.

Sun

200

animals, plants, soil, bacteria, and fungus

What are some biotic factors?

200

Speed and Direction

What is velocity?

200

Alkali Metals

What is the most reactive family on the periodic table?

200

The amount of molecules in an chemical formula

What do coefficients represent?

300

Earth's Tilt

What causes seasons?

300

A more sustainable ecosystem

What is a high bio-diverse ecosystem?

300

water flowing down a mountain

What is an example of kinetic energy?

300

Noble gases

What is the most stable family on the periodic table?

300

The amount of atoms in each separate element in a chemical formula

What do subscripts represent?

400

Luminosity and Temperature

The Hertzsprung Russell Diagram consists of two axis that are labeled what?

400

A consumer that only eats plants

What is a primary consumer?

400

The rate at which the speed and direction changes

What is acceleration?

400

Protons

What subatomic particle determines the identity of an element?

400

Mass cannot be created or destroyed in a chemical reaction

What is the Law of Conservation of Mass?

500

Hydrogen and Helium

What elements are stars made of?

500

Pioneer Species

What are the first plants and microbial organisms called?

500

An object at rest remains at rest and an object in motion remains in motion unless acted upon by an outside force

What is the law of inertia? (Newtons 1st law)

500

Valence Electrons

What are the outer electrons of an element called?

500

Substances that are not able to be broken down chemically

What are elements?