10 questions
An astronomical unit is...
The average distance between the Earth and the Sun
The average distance between the Sun and Neptune
The diameter of the sun
The time it takes light to travel across our solar system
Astronomical units are used for
Distances within a solar system
Distances between solar systems
Distances within galaxies
Distances between galaxies
The distance that light can travel in a year is called....
A light second
A light minute
A light month
A light year
A light year is approximately.....
59,987,812 kilometers
8,522,846,507 kilometers
9,460,730,472,581 kilometres
377,160,825,209,412,592 kilometers
This geometrically derived unit equals about 3.26 light years
Astronomical Unit
Light year
Parsec
Light second
_____________ would be the best to use to measure the distance between galaxies
Astronomical units
Light seconds
Light years
Parsecs
_______________ would be the best unit to use to measure the distance between the asteroid belt and Pluto
Astronomical units
Light seconds
Light years
Parsecs
_______________ would be the best unit to use to measure the distance between the our sun and Proxima Centauri (our nearest star neighbor).
Astronomical units
Light seconds
Light years
What's wrong with Han Solo's claim of making "the Kessel Run in less than 12 parsecs"
Even the Millennium Falcon can't travel that fast
He should have used 'astronomical units'
Parsec is a measure of distance, not time
He should have used 'light seconds'
An object at the other end of the universe is billions of ___________ away.
AUs
Light seconds
Light minutes
Light years