The Sun
The Stars
The Moon
The Planets
The Atmosphere
100

The star at the center of our solar system

What is the Sun

100

This group of stars is easy to find but not considered a Constellation

What is the Big Dipper

100

The moon is able to be seen because of this

What is the Sun

100

The number of planets in our Solar System

What is 8

100

78% of the air 

Nitrogen

200

The dark areas on the Sun

What are Sunspots

200

The star Polaris is also known as this

The North Star
200

When the moon passes directly in front of the sun and blocks its light

What is a Solar Eclipse

200

The brightest planet in the sky

What is Venus

200

75% of the air is found in this atmospheric layer

What is the Troposphere

300

The vapor blanket that surrounds the Sun

What is the Corona

300

The brightest star in the sky

What is Sirius

300

A moon progressing from new moon to full moon

What is Waxes

300

This planet contains the 'Great Red Spot'.

What is Jupiter

300

The total weight of air on some particular place

What is Air Pressure

400

The process where green plants uses energy from the sun to convert carbon dioxide to oxygen

What is Photosynthesis

400

This constellation is mentioned in the Biblical book of Job

What is Orion

400

The moon traveling through the Earth's shadow

What is a Lunar Eclipse

400

The second largest planet

What is Saturn

400

The Stratosphere has a protective invisible layer of gas 

What is Ozone

500

This process inside the Sun combines hydrogen atoms to make helium and release energy.

What is Nuclear Fusion

500

The most well know constellation in the Southern Hemisphere

What is the Southern Cross

500

The phase of the Moon's cycle when it bulges

What is the Gibbous Phase

500

The Blue planet

What is Neptune

500

Meteoroids burn up in the Mesosphere due to a force

What is Friction