comet
what kind of orbit do comets have?
Elliptical
What shape do asteroids move in around the sun
What is an ellipse
What are the two types of minerals?
Silicate and Non silicate
What do we call the color left behind when rubbing on unglazed porcelain
streak
They have small bodies made of rock and metal usually have a diameter of 1MM
What is a meteorid
What are comets made of?
Ice rock and dust
What is the biggest asteroid
Ceres
What does non-silicate mean
Lacks silicon-oxygen compounds
What is a physical property?
Something used to identify a mineral using your senses
This is the streak of light made when meteorite burns in earth atmosphere
what is a meteor or shooting star
How wide are most comets
1-100km
What are most asteroids found
Asteroid belt
How many minerals are common
20
What is the chemical property?
How a minimal react with other substances
This is what we call the part that survives in lands on earth
Meteorite
How often is Haley’s comet seen
Every 76 years
What shape do asteroids move in Around the sun
An ellipse
About what percent of earth crest is made of silicate minerals
96%
What do we call a regular repeating pattern of atoms?
A crystal
Most meteorites way less than
What is 1 kg kilogram
What causes a comet’s tail
Ice turning into gas from sunlight
What is bigger asteroid or a comet
An asteroid
How many minerals are known
4000
Name any one of the 10 mineral identification, characteristics
Hardness luster density cleavage fracture, rescence magnetism, radioactivity, crystal shape, and streak
These are three types of
What are stony iron and stony-iron