Precipitation that infiltrates through soil into underground layers of rock, sand, and gravel is stored as
What is ground water?
What should you ask yourself when looking for an independent variable in an experiment?
What is, "What am I changing?"
makes up 78% of the volume of the atmosphere
What is Nitrogen
What should you ask yourself when looking for a dependent variable in an experiment?
What is, "What am I measuring?"
All organic compounds are characterized by the presence of
What is carbon?
If your hypothesis is proven correct this is the next step in the process.
What is communicate your results.
Increases a change to a system in the same direction
What is a positive feedback loop?
Where do animals get nitrogen from
What are plants?
What is the kind of graph we use to describe human population growth over time?
What is an exponential graph?
The air people breathe resides in the lowermost layer of the atmosphere called the
What is the trophosphere?
Shows how certain elements and compounds move through the environment and are continually used and recycled.
What is the biogeochemical cycle.
Three applications of science.
Many possible answers.