Space passport Flashcards
What is a meteoroid?
Pieces of rock moving through space
Rocky chunks of broken-off asteroids and planets
What is an asteroid?
Leftovers from the formation of the solar system
Originated from asteroid between mars and Jupiter
No Asteroid is tall
Has irregular shape and different sizes
Meteor (“Shooting Star”)
Also known as shooting star
Meteors that hit earth’s atmosphere and burn up to friction with the atmosphere
Meteorite
Large meteors that reach the ground without being totally burned up
Comet and where did they originate from?
Originated from kuiper belt
Usually have an elliptical orbit
Made of ice, dust and rocky material
When it’s close to the sun, energy will vaporize ice
The release of dust and gas create the comet trail
What are the inner planets?
Mercury, Venus, Earth, Mars
What are the outer planets?
Jupiter, Saturn, Uranus, Neptune
What is located between Mars and Jupiter?
Asteroid Belt
What is located beyond Neptune?
Oort Cloud
What does the earth’s atmosphere protect us from?
meteoroids
How many moons does jupiter have?
95
Jupiter does not have as extreme what as other planets do?
seasons
Nickname for mars?
the red planet
What gases make up Mars’ atmopshere
Carbon Dioxide, nitrogen, Argon Gases
What is Mercry’s AU, from the sun and one rotation for the sun
0.4, 88 days
How many times wider is neptune compared to Earth?
4x
What is 80% of Neptune made of?
Fluids of hot, dense and icy materials Methane, water and ammonia
How many hours is one day on Saturn?
10.7
What is one rotation around the sun for saturn and one day on saturn
29.4 years, 10.7 hours
What are saturn’s rings made of?
ice and rock comets, asteroids and shattered moons
How many moons does uranus have?
28
How long in in AU does it take for uranus to travel to the sun
19au
What gives Uranus it’s blue colour?
Methane traces in the atmosphere
How bright is venus?
The 3rd brightest object in the sky
What is venus named after?
Roman goddess of love and beauty
Compared to earth, how does venus spin?
Reverse
What are Mercury’s day time high tempratures?
430 Celsius
One rotation around the sun for mercury
88 Days
