Galaxies
This galaxy has NO gas and dust left
What is Elliptical?
Spectroscopy is the measure of _________ wave from a star or galaxy
Light
A sphere shaped collection of gasses that emit light and heat
A star
A lifecycle of a star depends on the stars ________
Mass
The universe is how old?
13.7 BILLION YEARS
Galaxies coming TOWARD us have _______ shift
Blue
This type of spectra is being RELEASED or GIVEN OFF
Emission spectra
The measurement of the amount of light a star gives off
Brightness
Every star starts out in this stage
Stellar nebula
Cosmic Background Radiation is the leftover _________ from the big ban
Heat
The Doppler effect describes what happens to the ______ when an object is moving away or towards you
Waves (light or sound)
What problem did scientists come across when studying outerspace? Hint: it has to do with waves and the earth
The atmosphere blocks most waves
Name of the process that happens in cores of stars to produce light, heat and new bigger elements
Nuclear Fusion
Our sun is this type of star
Average star
Red shift helps prove the Big Bang theory because it shows that galaxies are ……
Moving away from us
The Milky Way is this type of galaxy
Barred Spiral
This type of telescope can see through the gas and dust in a nebula and creates composite images of galaxies
X-Ray telescope
These are the hottest star color
Blue
A massive star will end its life by collapsing quickly and causing a _____________
Supernova
The Big Bang was not actually an explosion but more of a rapid ___________
Expansion
Irregular
Most powerful telescope to date! Measures in Infrared waves
James Webb Telescope
What is stopping gravity from collapsing a star inward on itself? Hint: Its caused by the star doing nuclear fusion
Pressure
A black hole has such strong gravity that even ________ can’t escape it
Light
Past