This is one trip around the sun. The Earth takes 365 days to do this.
What is revolution?
100
A characteristic that helps an organism survive.
What is an adaptation?
100
Biofuel, wind, solar, geothermal, and hydroelectric energy are...
What are examples of alternative energy sources?
200
How dense something is compared with a reference material.
What is Relative Density?
200
Light bouncing off an object.
What is reflection?
200
The path one object takes around another object in space.
What is an orbit?
200
An organism that has to eat or consume food to get energy.
What is a consumer?
200
Which is an example of a learned behavior? A. left-handed a person B. a raccoon eating trash C. a possum lying still when it feels threatened D. an arctic fox turning white in the winter
What is B. a racoon eating trash
300
The amount of matter in something; measured in grams.
What is Mass?
300
A force that causes a change in motion.
What is an unbalanced force?
300
This takes about 27 days.
What is the moon's revolution around the Earth?
300
An organism that makes it own food through the process of photosynthesis.
What is a producer?
300
This provides the energy for the water cycle to keep going and going.
What is the sun?
400
This will allow heat or electricity to pass through it easily.
What is a conductor?
400
A push or a pull that changes the motion of an object.
What is a force?
400
The spinning of the Earth on its axis. It takes 24 hours to do this once.
What is rotation?
400
This shows how energy flows from one organism to another. The energy starts at the sun.
What is a food chain?
400
This is the average weather of an area over a long period of time.
What is climate?
500
When something, usually a solid is added to a liquid and it "disappears". Some examples include salt water, kool-aid, and soda, not to mention lemon aide.
What is a solution?
500
A force that opposes motion and acts between two objects that are touching.
What is friction?
500
Which landform is carved by running water? A. sand dune B. canyon C. mountain D. hill
What is B. canyon
500
The cycle involving both plants and animals where there is an exchange of gases that are necessary for both organisms to survive.
What is the carbon-dioxide oxygen cycle?
500
These three things contribute to the formation of landforms such as deltas, canyons, and sand dunes.