Life Science
Chemistry
Physics
Astronomy
Geology
100
Any living thing
What is an organism?
100
The smallest part of an element
What is an atom?
100
The form of energy related to the speed of a skier down a hill.
What is kinetic energy?
100
The movement of one object around another object
What is a revolution?
100
A series of processes on the surface and inside Earth that slowly changes rocks from one kind to another.
What is the rock cycle?
200
All of the interrelated food chains in an ecosystem make up a
What is a food web?
200
The number of protons an atom has; also equals the number of electrons of the uncharged atom
What is the atomic number?
200
The tendency of an object at rest to stay at rest and an object in motion to continue moving.
What is inertia?
200
The moon is more than one-half illuminated by the sun but not completely illuminated. Occurs when the moon's illumination is increasing.
What is a waxing gibbous?
200
The type of weathering that involves breaking a rock down without altering its chemical structure
What is mechanical weathering?
300
The movement of materials in and out of a cell from areas of high concentration to areas of low concentration
What is diffusion?
300
Includes C and O, do not conduct electricity and are brittle.
What are nonmetals?
300
The name of our Galaxy
What is the Milky Way?
400
Human body systems that interact to send oxygen throughout the body
What are the Respiratory and Circulatory Systems?
400
The vertical columns of the periodic tables;also known as families and are used to determine the number of valence electrons.
What are groups?
400
Seasons in late June and December
What are solstices?
500
Drastic events such as fires or climate changes that cause a series of changes to an ecosystem.
What is succession?
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