Moon Phases
Tides
Seasons
Chemistry
Atoms
100

The phase when the Moon is not visible from Earth.

What is the New Moon?

100

When ocean water reaches its highest level.

What are High Tides?

100

The warmest season, when the Earth's hemisphere is tilted towards the sun.

What is Summer?

100

Two or more atoms bonded together.

What is a Molecule?

100

The basic unit of a chemical element.

What is an Atom?

200

The phase when the entire moon's face is illuminated.

What is a Full Moon?

200

When ocean water drops to its lowest level.

What is Low Tide?

200

The coldest season, when the Earth's hemisphere is tilted away from the sun.

What is Winter?

200

A scale used to measure how acidic or basic a substance is.

What is the pH scale?

200

A positively charged particle in the nucleus of an atom.

What is a Proton?

300

The phase when half of the moon is illuminated, and it's growing.

What is the First Quarter?

300

Tides with the greatest difference between high and low water levels.

What is Spring Tide?

300

The tilt of the Earth's axis as it orbits around the sun.

What causes seasons?

300

A process that changes substances into different substances.

What is a Chemical Reaction?

300

A negatively charged particle orbiting the nucleus of an atom

What is an Electron?"

400

The phase when more than half of the moon is illuminated and increasing.

What is Waxing Gibbous?

400

Tides with the least difference between high and low water levels.

What is Neap Tide?

400

When day and night are of approximately equal duration

What is an Equinox?

400

A substance made of two or more different types of atoms bonded together.

What is a Compound?

400

A particle in the nucleus of an atom with no electrical charge.

What is a Neutron?

500

The phase where the moon is decreasing to a new moon.

What is Waning Crescent?

500

The gravitational pull of the moon and the sun.

What causes tides?

500

The longest or shortest day of the year.

What is the Solstice?

500

Mass is neither created nor destroyed in a chemical reaction.

What is the Law of Conservation of Mass?

500

The number of protons in the nucleus of an atom.

What is the Atomic Number?

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