Gravity and the Solar System

What is an asteroid?

• Moon rock
• Rock ball with a tail of dust
• Rock or metallic object orbiting the sun
• A video game from the 80s

What is a comet?

• Ball of ice and dust that has hands
• ball of ice and dust that has a tail
• ball of ice and dust that has feet
• ball of ice and dust that has gas atmosphere

What is an elliptical orbit?

• Orbit in a perfect circle
• Orbit in an oval shape
• Orbit in a zig zag shape like the moon around the sun
• Orbit gum

What is a planetary orbit?

• Planets orbiting the sun
• Planets orbiting other planets
• Planets and asteroids orbiting each other
• The way asteroids orbit planets

What is a gravitational force?

• The force that pushes objects toward one another like space pushing on us to meet earth. 
• The force that attracts two masses
• the force that repels two masses
• the force that is in Star Wars 

What is a scale model?

• One that compares distances and sizes
• One that compares shape
• One that compares what each object is made of 
• One that compares two different colors

What is a black hole?

• A hole so big that it turns black
• A hole so big that nothing can escape its gravitational pull
• A hole so big that it swallows everything just because of its size
• A hole after the sun that will turn white

What is a solar system? 

• A system of suns
• A system of just planets orbiting a star
• A system of planets and their moons orbiting a star
• A system of moons orbiting planets. 

What is our Milky Way Galaxy?

• The galaxy that has 1 star and 1 planet
• The galaxy that is a spiral shape that houses Earth
• The nearest galaxy to our own
• The galaxy that is named after the Candy Bar 

When mass increases gravitational pull will _____________

• Increase
• Decrease