Models
The Universe
Solar System
Chemistry
100

The total number of Moon phases

What is eight?

100

The nickname for a young star

What are protostars?

100

The number of planets in the Solar System

What is eight?

100

The number of categories of the elements in the periodic table

What is ten?

200

A change that can be easily seen or reverted

What is a physical change?

200

The determination of the life cycle of a star

What is mass?

200

The closest planet to the Sun

What is Mercury?

200

Name all of the Noble Gases on the Periodic Table

What is Helium, Argon, Neon, Xenon, Krypton, Oganesson, and Radon?

300

The moon phase that does not display any amount of the Moon

What is a New Moon?

300

The theories of the origin of the universe

What are the steady state, big bang, and oscillating universe theories?
300

The hottest planet in the Solar System

What is Venus?

300

The number of elements are on the Periodic Table

What is 118?

400

The electromagnetic waves in order from biggest to smallest

What are radio waves, microwaves, infrared, visible light, ultraviolet, x-rays and gamma rays?

400

The order of the visible light spectrum

What is violet, indigo, blue, green, yellow, orange, and red?

400

The closest galaxy to the Milky Way

What is Andromeda?

400

The creator of the periodic table

Who was Dmitri Mendeleev?

500

The type of electromagnetic wave that is the same size as an atomic nucleus

What are gamma rays?

500

The hottest color on the H-R diagram

What is blue?

500

The size of our Solar System

What is approximately 2 light years?

500

The atomic number for Tennessine

What is 117?

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