Energy
Energy is produced within the Sun's core by the process of
What is Nuclear Fusion
How long does it take for the core collapse during nucleosynthesis in massive stars?
What is one fourth of a second
What statement is true about the process of nucleosynthesis in reddish-orange supergiant stars?
What is nucleosynthesis occurs continuously in stars, but only massive stars from all of the elements
The phenomenon where a moving object's waves will perceived as compressed or stretched depending on the observer's position
The Doppler Effect
Which of the following has the largest wavelength?
What is Microwave
You observe a galaxy far far away. We know that this galaxy is moving away from us, so it:
What is appears more red
Once supermassive stars start fusing iron
What is their core collapses in a huge explosion
Which electromagnet wavelength is the shortest?
Ultraviolet
Which of the visible spectrum has the smallest wavelength?
What is Blue
Scientists infer the age of the universe to be approximately
What is 13.8 Billion years old
What two elements make up the bulk of matter in the universe?
What is Hydrogen and Helium
We know the universe is expanding because of
What is the red shift
The process that creates new elements in stars
What is Nucleosynthesis
What is the theory that explains how all matter and energy began in a small dense point and has been expanding ever since a massive explosion?
What is the Big Bang Theory
What color do we perceive when something is moving AWAY from us?
What is Red
How is the Observed object moving relative to us?
What is It is moving away from us
WHat layer of a star does hydrogen fuse into helium
What is the core
In the Process of nucleosynthesis, which reaction continues for the longest time?
H -> He
The main evidence for the age of the universe is
What is the heat of background microwave
The H-R diagram organizes stars based off their
What is Luminosity