Sun, Moon, Planets Vocab

What is an Astronomer? 

• A scientist who studies plants on earth 
• A scientist who studies objects in the universe
• A scientist who studies animals 
• A scientist who studies insects 

What is a Constellation? 

• A group of stars that humans see as a pattern and name
• Patters that mountains make when they form 
• A group of planets 

Which planet is a Dwarf Planet? 

• Mars
• Mercury
• Pluto
• Jupiter 

Which are the giant gas planets?

• Neptune, Uranus, Saturn, Jupiter - farthest from the sun
• Earth, Venus, Mercury, Mars - Closest to the sun 

Define Gravity

• The force of attraction between two people 
• Is not needed
• The force of attraction between two objects

What are the inner planets? 

• Also called terrestrial planets - Mercury, Venus, Earth, and Mars  
• Also called Jovian planets - Jupiter, Saturn, Uranus, Neptune

What is the Lunar Cycle? 

• The 4 week period where the Moon orbits Earth one time and goes through all its phases
• A 2 week period where the Moon goes through all its phases.
• A 24 hour period where the Sun fully rotates
• A 12 hour period where the Earth does half a roatation. 

Define Orbit

• When the moon rotates
• To move or travel in a straight line
• When the Sun goes around the moon
• To move or travel around an object in a curved path.

Define Phase

• The shape of the visible part of the Moon 
• When you can only see a sliver of the moon
• Seasonal animal coloration 

What is a planet?

• A small, round object orbiting the moon
• A large object, rolling around
• A large, round object orbiting a star