Asteroids
Are all asteroids found in the asteroid belt?
No
Could a meteorite be larger than an average asteroid?
Yes
Asteroids have a composition of _
Rock and/or metal
true or false: Comets have 2 tails
True: One a white dust tail and the other a bluish ion tail—that always point away from the Sun.
Give 2 points about asteroids
Asteroids are remnants from the early solar system formation about 4.6 billion years ago.
They are mostly located in the Asteroid belt between Mars and Jupiter.
They can have metallic or rocky compositions.
True or false: All meteors will become meteorites
False, many burn up before reaching Earth
Random fact? yes/yes
The members of the Beatles have asteroids named after them
Can comets be smaller than meteors?
No, it is very rare for that to happen
Name an asteroid and its characteristics
Ceres - Also considered a dwarf planet, makes up 35% of the asteroid belt's mass
Vesta - 2nd largest asteroid, makes up 9% of the asteroid belt's mass, has a composition of iron and nickel.
Are all meteors originated from meteoroids?
Yes, they all came from meteoroids
Meteoroids are objects smaller than asteroids and are often broken off from asteroids or comets
Why does a comet get a tail
Comets develop tails as they approach the Sun because the solar heat vaporizes their icy, dusty, and gaseous components. Solar wind and radiation pressure push these escaping gas and dust particles away from the nucleus. This makes up the tail
What is the asteroid belt?
The asteroid belt contains around 1 million asteroids and is found between Mars and Jupiter.
Which of the following attributes is not related to a meteorite?
A. found on earth
B. have to be more than 1m wide to be considered a meteorite
C. varies greatly in size
B
Meteorites were once _ which were once _.
meteors, meteoroids
True or false: Comet Encke is more than 5km wide
False, it is just under
Why is the asteroid belt found specifically between Jupiter and Mars?
Asteroids were attracted towards Jupiter due to its strong gravity. They did not go beyond due to the sun's strong gravity
Describe meteors in terms of meteoroids and meteorites
Meteors are meteoroids that are burning up in the atmosphere
Meteors are meteorites before they came to Earth, in the burning phase
Bigger than meteoroid, smaller than planet: Which space object fits this size?
Asteroid or comet
What are comets made up of?
Ice, dust, and/or rock