moon
sun
sun & moon
Earth
100

The only natural satellite 

What is the moon

100

The star around which earth orbits 

what is the sun

100

This object is a star and provides light and heat to earth 

what is the sun 



100

The planet we live on 

Earth 

200

this is responsible for most ocean tides 

what is the moon


200

this is the energy we get from the sun that warms earth.

what is heat

200

the moon looks like a full circle in this phase 

what is a full moon

200

how long does it take for earth to orbit the sun 

24 hours 

300

How long does it take to do a full orbit around the earth 

27 days 

300

The sun rises in the morning in this direction.

What is the east

300

this happens when the moon is directly between the sun and earth 

what is a solar eclipse 

300

About 71% of Earth's surface is covered by this 

water 


400

this is the reason the moon shines in the night sky 

what is reflected sunlight 

400

plants use sunlight to help them make food in this process 

what is photosynthesis 

400

these changes in the moons appearance are called this 

what are the phases of the moon 

400

The invisible line that goes through earth 

the equator 

500

this happens when earths shadow falls on the moon

what is a lunar eclipse 

500

This powerful burst of energy from the suns 

what is a solar flare  

500

This is the moon phase when it looks like a half circle from earth 

what is the first or last quarter 

500

Earths inner core is primarily made of these two elements 

iron and nickle