Asteroids
What are asteroids made of?
Rock and metal
How big are meteors?
100 kilograms
How big is the biggest comet?
100 miles wide
What is the closest planet to the sun?
Mercury
What are comets mostly made of?
Ice and silicate and organic dust particles
Where are asteroids located?
The main asteroid belt
What is a meteor shower?
A number of meteors falling in the sky
How frequently do comets pass earth?
Every 5 to 10 years
what is the furthest planet from the sun?
Neptune
Which planet has a greenhouse affect?
Venus
Can asteroids turn into comets?
No
How often do meteor showers occur?
30 storms occur each year
What was the first ever comet name?
Aphelion
what is the 5th planet from the sun
Jupiter
Which planet is the closest in size to Earth?
Venus
How fast can asteroids travel?
25 km per second
How fast do meteors travel?
44 miles per hour
What is the most famous Comet?
Halley's comet
what is the second to last planet furthest away from the sun?
Uranus
What is the correct order of the planets?
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune
How often do asteroids hit each other?
once a year
What is a Leonid storm
a prolific meteor shower associated with the comet Temple - Tuttle
How are comets formed?
frozen leftovers from the formation of our solar system.
What is the biggest planet?
Jupiter
What speed is needed for a gas molecule to escape from a planet?
(12 Km/sec)