The Nature of Science
Earth Science
Space Science
Physical Science
Life Science
100

A prediction based on research.

What is the hypothesis?

100
Deforestation can cause this effect on the Earth's surface.
What is erosion?
100
An H-R Diagram is a graph that plots temperature and this.
What is brightness?
100
Mass divided by volume
What is density?
100

The process by which plants convert sunlight and CO2 to oxygen.

What is photosynthesis?

200
Which variable do you watch and measure throughout an experiment?
What is the dependent variable?
200
This can occur with the movement of tectonic plates along fault lines.
What is an earthquake?
200
This is smaller than a galaxy but larger than a star.
What is a solar system?
200
This is the bending of waves as they pass through a different medium.
What is refraction?
200

humans, dogs, orangutans are examples of this.

What is a mammal?

300

This is the one variable that you change in an experiment.

What is an independent variable

300
This is the solid outer part of the Earth, and includes the crust.
What is the lithosphere?
300
This is the alignment of the Earth, Sun, and moon during a solar eclipse.
What is Earth - moon - Sun?
300
When a roller coaster reaches the top of a hill, it has its maximum of this type of energy.
What is potential?
300

An organism that gets its energy by breaking down dead things.

What is a decomposer?

400
This is when one scientist performs the experiment of another scientist.
What is replication?
400

This is the sphere of the Earth which contains glaciers.

What is the hydrosphere?

400
This is caused by the moon's gravitational pull.
What are tides?
400
One is a measure of the force of gravity, the other is a measure of matter.
What is weight and mass?
400

A tick living on a dog.

What is parasitism?

500
This is not a controlled experiment, but is used when scientists study organisms in their natural surroundings.
What is an observational study?
500
Unlike weather, which can change daily, this is the average pattern of atmospheric conditions such as temperature.
What is climate?
500
Orbiting around the Sun by planets is caused by these 2 things.
What are gravity and inertia?
500
Water boiling is an example of this kind of change.
What is a physical change?
500
Failure of a species to adapt to a changing environment may lead to this.
What is extinction?