The Solar System
How many stars are there in the Solar System?
One.
What is the name of our galaxy?
The Milky Way
How far does light travel in a year?
1 light year.
What do we call the length of a wave?
Wavelength
What sound does a racecar make as it passes you at high speed?
NYOOM (or similar)
What is the 6th major planet from the Sun?
Saturn
What is the (good) name of our local supercluster?
The Laniakea Supercluster.
How far away is the Earth from the Sun?
1 AU, or 93 million miles (or 8 light minutes if you're a baller)
Of the 7 types of EMR we discussed, which type of EMR has the lowest frequency?
Radio waves.
How many dark lines appear in a perfectly continuous spectrum?
Zero.
The Asteroid Belt is located between the orbits of which two major planets?
What is the closest star system to the Solar System?
The Alpha Centauri star system
What is the nearest galaxy (of any size) to the Milky Way?
The Canis Major Dwarf galaxy
What does EMR stand for?
Electromagnetic Radiation
If the light from a star is blueshifted, in what direction is its radial velocity?
In what two parts of the Solar System do comets come from?
The Kuiper Belt and the Oort Cloud.
Which of the following are there more of in the universe: galaxies or superclusters?
Galaxies
How many light years across is the Milky Way?
About 100,000 light years across
What visible color(s) does the paint on a blue car absorb?
All colors that aren't blue (ROYGIV).
What type of spectrum does a star have?
Absorption (Dark Line) Spectrum.
What is the main difference between the definition of a major planet and a dwarf planet?
The dwarf planet has not cleared its orbit of other bodies/material.
What are the most distant galaxies we can see called?
Quasars.
What is the speed of light (in miles per second OR kilometers per second)?
About 186,000 miles (or 300,000 kilometers) per second
What do we call it when light bends as it passes through one medium to another?
Dispersing light from a hot, thin (not dense) gas produces what kind of spectrum?
Emission (bright line) spectrum