Space
Biology
Rocks
Processes
Evolution
100

The spinning of a planet on its axis.

What is rotation?

100

This is what an embryo is called after 10 weeks of growth.

What is a fetus?

100

The trace remains for an organism that lived long ago.

What is a fossil?

100

A belief based on incorrectly applied scientific methods - it's not science, and the aliens didn't build the pyramids.

What is pseudoscience?

100

This is when humans select plants or animals for breeding based on desired traits.

What is artificial selection?

200

The motion of a body that travels around another body in space.

What is revolution?

200

This is the organ in which a fertilized egg develops into a baby.

What is the uterus?

200

The time needed for half a sample of a radioactive substance to undergo radioactive decay - also a video game.

Half-life

200

Information gathered by observation or experimentation.

What is data?

200

A trait that helps an organism survive and reproduce in its environment.

What is an adaptation?

300

This is when sun shines equally on the Northern and Southern hemispheres.

What is an equinox?

300

You heart, blood, and blood vessels make up this system.

What is the cardiovascular system?

300

Determining the actual age in years of a rock.

What is absolute dating?

300

This describes the factor in an experiment that is deliberately manipulated.

What is an independent variable?
300

All of the fossils that have been discovered over time.

What is the fossil record?

400

This is the spreading cone of lighter shadow around the darkest part of the shadow during an eclipse.

What is a penumbra?

400

The maintenance of a constant internal environment in the body.

What is homeostasis?
400

The term for determining the relative age of sedimentary rock layers.

What is superposition?

400

This type of relationship can be shown with a straight line on a graph.

What is a linear relationship?

400

Fossils that help fill in the gaps in the fossil record.

What is a transitional fossil?

500

This type of tide has the smallest daily tidal range, and happens when the Sun, moon, and Earth form a 90 degree angle.

What is a neap tide?

500

This organ, attached to the small intestine, makes fluids that break down nutrients found in foods.

What is the pancreas?

500

The idea that geologic processes that happened in the past can be explained by current processes.

What is uniformitarianism?

500

This process is what gives completed experiments and publications validity.  

What is peer-review?

500

Fossils that are formed by tree sap.

What are amber fossils?