Earth + Space Flashcards
What is the definition for a celestial body
A celestial body is a naturally made object outside the earths atmosphere
What is the definition for a satallite
A satellite is an object orbiting a celestial body of large mass
What is the definition for a star
A star is the celestial body that generates its own light and heat and gas and is held together by its own gravity 
What is the definition for a moon
A moon is a natural satellite of a planet 
What is the definition for an asteroid
An astroid is a small rocky body in space 
What is the definition for a comet
A comment is a dusty snowball that orbits a star 
What is the definition for a solar system
A solar system is a group of planets, asteroids and comets and other celestial bodies that are in orbit with a star

What is the definition for a galaxy
I galaxy is a large system of stars held together by their gravity 
What evidence is there for the Big Bang theory?
The universe is constantly expanding
The Oder of plantes from closest to the sun
My Very Educated Mother Just Served Us Noodles
Mercury, Venus, earth, mars, Jupiter, Saturn, Uranus, and Neptune 
What is the definition for a lunar eclipse?
When the moon passes behind the Earth and is in its shadow 
What causes seasons
Seasons occur due to the earths tilt (23.5)
What causes day and night
The time taken for earth to rotate fully on its axis (24 hrs)
Benefits and hazards of space exploration
BENEFITS
-development of better technology e.g batteries
-water purification
HAZARDS
-explosions
-psychological effects of astronauts
