Test On June 5 - Astrology Test Flashcards
What is the sun?
It is a medium sized star
5 billion years old
114 km around, 110 times the diameter of earth
What planer is the closest size in earth diameters yo earth? How much?
Venus
At
0.95 earth diameters
What are Interplanetary Distances?
Are distances within our solar system.
Ex. The distance between earth and jupiter.
How many earth masses is jupiter?
318
What is Astrology?
It is the study of anything beyond our earth (the universe)
What is 1 AU?
It is the distance between the earth and the sun
What are interstellar Distances?
It is the distances between stars and galaxies.
What is a nebula?
It is a vast cloud of gas and dust that eventually becomes a star.
What does gravity do to a nebula?
It pulls in more and more hydrogen atoms.
How are interstellar Distances measured?
By light years.
What is the result of a black hole?
Is when massive stars collapse inwards as they die
Gravity is so strong no light or matter cab escape.
What is a shooting star?
Are dust and rock fragments that enter the earth’s atmosphere, heat up by friction and vapours especially or burned up as they fall.
What can you hold? A meteor or a meteorite?
A meteorite
Because they are the result of a meteor
