Human Body Systems
Plate Tectonics
Scientific Method
100

These "cables" in the Nervous system send electrical signals throughout the body

What are nerves?

100

This famous California fault line is a classic example of a Transform boundary.

What is the San Andreas Fault?

100

This is the first step of the scientific method, where you look at the world around you

What is observation?

200

This pump is the "engine" of the Circulatory system

What is the heart?

200

Transform boundaries don't create crust; instead, the friction usually results in these "shaking" events

What is an earthquake?

200

In an experiment, this is the variable that the scientist changes on purpose.

What is the independent variable?

300

This system provides the "scaffolding" or structure for the human body.

What is the skeletal system?

300

Earth's outer shell is broken into these large, moving sections

What are plates?

300

This is an "educated guess" or a testable prediction.

What is hypothesis?

400

This is the primary organ of the Integumentary system that protects you from the outside world.

What is the integumentary system?

400

This is the rigid, outermost layer of Earth that makes up the plates.

What is the litosphere?

400

This group is treated exactly like the experimental group except it does not receive the independent variable, serving as a standard for comparison.

What is the control group?

500

In the Digestive system, this organ uses acid and "collision" (churning) to break down food.

What is the stomach?

500

This event occurs when a denser oceanic plate dives under a lighter continental plate.

What is subduction?

500

This type of variable represents the data or "effect" being measured, such as the height of a plant or the speed of a chemical reaction.

What is the dependent variable?

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