A period of the year identified by changes in hours of daylight and weather.
What are seasons?
100
This is how long it takes the Moon to orbit the Earth.
What is 29.5 days?
100
This is how long it takes the Earth to make on full rotation.
What is 24 hours?
100
List the season in order.
What are winter, spring, summer, and fall?
100
This is at the center of our solar system.
What is a star called the Sun?
200
This is spinning on an axis.
What is rotation?
200
The cycle of the amount of the lit up side of the Moon we see.
What are Moon phases?
200
In a North Polar view this is the direction the Earth moves around the Sun.
What is counterclockwise?
200
This is the main reason for the seasons.
What is the Earth's 23.5 degree tilt?
200
These celestial bodies are found in our solar system.
What are planets, a star, moons, asteroids, and meteors.
300
The way a light beam covers a larger area when it hits a surface at an angle.
What is beam spreading?
300
This is how many times bigger the diameter of the Earth is compared to the diameter of the Moon.
What is 4 times bigger?
300
No tilt on the Earth's axis would result in this.
What is not seasons?
300
This is how long it takes the Earth to orbit the Sun.
What is 365.25 days?
300
The name of the planets in order from the Sun out.
What are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune?
400
Orbital motion around a point.
What is revolution?
400
If a model Earth diameter was 20 cm, this would be how far away the model Moon should be placed.
What is 600 cm?
400
This is why we have day and night.
What is the rotation of the Earth on its axis. One side is in shadow and one side is facing the Sun. The lit up side is day time and the shadowed side is night?
400
During the summer we have warmer temperatures because of these two reasons.
What are more direct sun rays and more hours of daylight?
400
This is what is between Mars and Jupiter.
What is the asteroid belt?
500
Definitions of waxing and waning.
What is waxing is getting bigger and waning is getting smaller?
500
Fill in the missing Moon phases on the diagram.
What is see diagram?
500
Draw the Lunar phases in order from new moon to full moon and back to new moon.
What is see diagram?
500
This is the reason for the seasons.
What is the fact that the Earth has a 23.5 degree tilt and while revolving around the Sun the poles will tilt more toward or away from the Sun?
500
These two large areas are beyond Pluto in our solar system.