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Earth
Chemistry
Physics
Life
Environmental
100
The theory that the Earth's plates are in slow, constant motion.
What is Plate Tectonics?
100
These are the three main states of matter.
What are solids, liquids, and gases?
100
An object at rest will stay at rest unless acted upon by...
What is external or unbalanced force?
100
This is the most basic structure of the human body that supports growth and survival.
What is the cell?
100
In environmental science this is what the "Three Rs" stand for.
What are Reduce, Reuse, and Recycle?
200
These currents transfer heat through liquids and gases and are responsible for movement of material in the mantle of the Earth.
What are convection currents?
200
Rusting, tarnishing, and burning are all this kind of reaction.
What is a chemical reaction?
200
This describes the formula for work.
What is force times distance?
200
This type of diagram shows how energy is tranferred between many different organisms.
What is a food web?
200
This is the place that an organism lives.
What is a habitat?
300
This is the reason we have day and night on Earth.
What is on Rotation ?
300
A substance that can not be broken down into smaller parts.
What is an element?
300
Every action has an equal and opposite reaction.
What is Newton's third law?
300
Tongue, mouth, esophagus, stomach, small intestine, and large intestine are parts of this system.
What is the digestive system?
300
Coal and oil are examples of this type of natural resource.
What are fossil fuels or non-renewable resources?
400
It takes the Earth 365.4 days to revolve around the sun. What significance causes this phenomenon.
What is Leap Year?
400
The pH scale has a number range to determine acids from bases. What is this range ?
What is 0-14 ?
400
A fan converts electrical energy into this type of energy.
What is mechanical energy?
400
A physical or behavioral trait that helps an organism survive.
What is an adaptation?
400
This is the maximum number of organisms that an environment can support.
What is carrying capacity?
500
When the earth is tilted toward the sun, this is the season that the Northern Hemisphere is in.
What is Summer?
500
Two or more elements chemically combined in a set ratio.
What is a compound?
500
Lever, inclined plane, pulley, wedge, wheel and axle
What are simple machines?
500
This maintains homeostasis and fights disease in most organisms.
What is the immune system?
500
When heat is trapped by carbon dioxide in the atmosphere.
What is the Greenhouse Effect?