Biology
Chemistry
General Science
Physics
Earth Science
100

This is the process of converting sunlight to energy.

What is photosynthesis?

100

This is the foundational building block of all matter.

What is an atom?

100

This is the center of our solar system.

What is the Sun?

100

This force pulls objects with mass toward each other.

What is gravity?

100

This is the outermost solid layer of Earth.

What is the crust?

200

This organ pumps blood throughout the body.

What is the heart?

200

This element's atomic number is 1.

What is hydrogen?

200

This temperature scale is based off of the freezing and boiling point of water.

What is the Celsius scale?

200

Nothing in the universe can travel faster than this.

What is light?

200

This type of rock forms from cooled magma or lava.

What is igneous rock?

300

In this type of relationship, one organism benefits while the other is harmed.

What is parasitism?

300

This law states that matter cannot be created or destroyed.

What is the Law of Conservation of Mass?

300

This instrument magnifies small objects like cells.

What is a microscope?

300

This law states that for every action there is an equal and opposite reaction.

What is Newton's Third Law of Motion?

300

This boundary occurs when two tectonic plates move towards each other.

What is a convergent plate boundary?

400

Genetic instructions are carried from DNA to ribosomes in this molecule.

What is messenger RNA (mRNA)?

400

Atoms share electrons in this type of bond.

What is a covalent bond?
400

This is an educated guess of what the results of an experiment will be.

What is a hypothesis?

400

This is movement energy.

What is kinetic energy?

400

This is the largest carbon reservoir on Earth.

What is the ocean?

500

This molecule stores and transfers energy in living cells.

What is ATP?

500

A non-metal and metal can create this kind of bond.

What is an ionic bond?

500
This is the term for disorder, chaos, or randomness in a system.

What is entropy?

500

This is an object's ability to stay in motion or stay at rest.

What is inertia?

500

This scale measures the magnitude of earthquakes.

What is the Richter scale?