Observations, Law, and Theory
Variables and Graphs
Makes the world go round
(Earth's Spheres)
C Ya Later!
(Carbon Cycle)
Cycle, Cycle, Cycle!
100
Determine if this statement is a fact or opinion: The Huskers are the best football team.

What is a opinion?

100
The independent variable goes on this axis of a graph.

What is the X-axis?

100
Lakes and streams are a part of this sphere of the Earth.

What is the hydrosphere?

100

This term describes the processes that move and transform carbon.

What are fluxes?

100

This cycle does not have an atmospheric component.

What is the phosphorus cycle?

200

"The flowers smell great" is an example of this type of observation.

What is a qualitative observation?

200

This variable is the outcome or what is measured.

What is the dependent variable?

200

Wind carries seeds from one location to another.

This scenario includes these two spheres.

What are atmosphere and biosphere?

200

This term describes the amount of carbon a person, group, or event releases to the atmosphere.

What is carbon footprint?

200

This process occurs when bacteria in the roots of plants or the soil take nitrogen from the atmosphere and turn it into a form of nitrogen plants can use.

What is N-fixation?

300

When an object goes up, it must come down. Determine if this is scientific law or theory.

What is a law?

300

In a controlled experiment, this is the variable that is changed to test the hypothesis.

What is the independent variable?

300

In the interaction between these two spheres, rocks are eroded by runoff.

What are geosphere and hydrosphere?

300

This process occurs when microbes break down dead organisms into nutrients.

What is decomposition?

300

This process happens when water evaporates from the stomata (small openings) of leaves.

What is transpiration?

400

On an average day, the temperature in San Diego can reach 73 degrees in November. This is an example of this type of observation.

What is quantitiative?

400

This variable stays the same throughout all trials of an experiment.

What is the constant?

400

About 95% of the hydrosphere is found here.

What are the oceans?

400

This factor that affects flux changes is described in this example: Carbon dioxide production from photosynthesis increases in the warmer months of the year.

What is climate conditions?

400

This type of rock is formed deep below Earth's surface.

What is metamorphic rock?

500

The scientific explanation for WHY a phenomenon/event occurs is called this.

What is a scientific theory?

500

Jamie wants to see how the change in temperature affects the activity of her rabbits. What is the dependent variable?

What is the activity of her rabbits?

500

These two spheres are involved/impacted by a volcanic eruption.

What are geosphere and atmosphere?

500

This factor that causes flux changes includes things like pollution and the burning of fossil fuels.

What is human impact?

500

This is an underground storage of water that is held inside of porous rock.

What is an aquifer?

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