Galaxies & the Solar System
A collection of stars, gas, and dust
What is a galaxy?
Daily Double!!!
The reason we have day and night
What is rotation of the Earth?
The motion of one object traveling around another in space
What is revolution/orbit?
The season in the Northern Hemisphere at point D
What is summer?
The force of attraction between objects due to their masses
What is gravity?
The name of our galaxy
What is the Milky Way?
The imaginary line through the middle of the Earth, about which it rotates
What is the axis?
The direction the earth moves around the sun
What is counterclockwise?
The season in the Southern Hemisphere at Position D
What is winter?
The largest object in our solar system
What is the sun?
Space and everything in it
What is the universe?
The amount of time it takes the Earth to rotate once
What is a day/24 hourse?
The season when a hemisphere experiences when it receives more direct sunlight
What is summer?
Daily Double!!!
The point on the diagram where the Southern Hemisphere experiences Spring
What is Position A?
The date when winter begins in the Southern Hemisphere
What is June 21?
The force that holds everything in a galaxy together
What is gravity?
What you experience when your location on Earth is facing the sun
What is day?
The 2 seasons that begin on equinoxes
What are fall and spring?
The two positions on the diagram that show equinoxes
What are Position A and Position C?
The two things that determine how much gravitational force one object has on another object
What are mass and distance?
Larger than our solar system, but smaller than the universe
What is our galaxy/the Milky Way?
Where you're facing if it's night at your location
What is away from the sun?
The month when spring begins in the Southern Hemisphere
What is September?
The approximate date at Position B
What is December 21?
The hemisphere that is tilted TOWARD the sun on December 21
What is the Southern Hemisphere?