Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
28 Cards in this Set
- Front
- Back
|
What is another name for minor planet?
|
Asteroid
|
|
|
What is a type I comet tail?
|
mainly gas that is pushed back from the head by the solar wind
|
|
|
What is a type II comet tail?
|
mainly dust pushed back from the head by the pressure of the light from the sun
|
|
|
What part of a comet contains the most material?
|
nucleus
|
|
|
The largest minor planet is __________.
|
Ceres
|
|
|
Where is the asteroid belt?
|
located between the orbits of Mars and Jupiter
|
|
|
Broken up comets probably cause _________________.
|
meteor showers
|
|
|
What is a meteorite?
|
meteoroids large enough to survive the fall through the atmosphere to reach the ground
|
|
|
What is a meteroid?
|
A particle of rock or dust in space that orbits the sun
|
|
|
What is a meteor?
|
A meteroid that enters the earth's atmosphere and begins to glow
|
|
|
How often does Halley's comet appear?
|
76 years
|
|
|
What is a meteor also called?
|
shooting star
|
|
|
When can you see meteors the best?
|
after midnight
|
|
|
What are the parts of a comet?
|
head, coma, nucleus and tail
|
|
|
How many minor planets are there?
|
almost 100,000 have been discovered
|
|
|
Which family of minor planets could present a possible collision with the earth?
|
Aten family of asteroids
|
|
|
A comet's tail always points ____ from the sun.
|
away
|
|
|
Why are comets visible?
|
They reflect light and also fluoresce because of the absorption of the sun by the gases
|
|
|
What is a shooting star?
|
Meteor
|
|
|
What is the depression in the ground caused by meteorite?
|
crater
|
|
|
True or False - The minor planets are large enough to hold an atmosphere.
|
False
|
|
|
True or False -A comet can only have one tail.
|
False
|
|
|
True or False - Evolutionists have trouble explaining comets and their sources.
|
True
|
|
|
True or False - Most meteors burn up completely before reaching the earth's surface.
|
True
|
|
|
Meteors that come from random directions are called___.
|
Sporadic meteors
|
|
|
Meteors that appear to come from one location in the sky at specific times are called____
|
Shower meteors
|
|
|
What are the most common meteors made of?
|
85-90% stony material
|
|
|
What is the brightest asteroid?
|
4 Vesta
|
