Parts of an Atom
Every atom has a specific and unique makeup of what three particles?
Protons, Neutrons, and Electrons
What is expanding because of the Big Bang?
Space
What is a nebula?
A cloud of gas and dust that can collapse to form a protostar.
What type of stars makes a diagonal across the middle of the HR diagram?
Main sequence
What causes the motion of a body which is initially in the state of rest?
Force
What are the negatively charged particles found in the area around the nucleus? They can not be pinpointed to a location because they are constantly moving.
Electrons
What two elements was the Big Bang responsible for forming?
Hydrogen and Helium
What will the sun become in the next stage of its life?
Who are Hertzsprung and Russell?
Astronomers that created the HR Diagram to measure star’s luminosity and temperature.
Kepler’s first law states that the orbits of the planets are oval in shape or ______.
Ellipses
What does the atomic number tell you about the atom?
It is the same number of protons in the atom
Because of the Big Bang Theory, what does it say about the center of the universe?
There is no origin to the universe
What are the two possible star forms after a supernova?
Neutron star or black hole
Are blue stars hotter or cooler than red stars?
Hotter
Kepler’s second law deals with _______.
The speed/area the planet travels
How is atomic mass calculated?
protons + neutrons
As the universe expands, its temperature does which of these?
It gets cooler
What does a star’s life cycle depend on?
Mass
List what the HR Diagram can determine.
Temperature, motion through space, and magnetic field strength
Kepler’s third law is known as _______.
The law of periods
What is the charge, location, and mass of a neutron?
Charge= neutral
Mass= 1 amu
Location= nucleus
Ever since the ‘Big Bang’, the universe has been expanding. But at what rate has it been expanding?
An accelerating rate
Where do elements heavier than iron form?
In supernovae
Why are there no green stars?
Our eyes are mix all the light colors released, appearing it to be white
What law of motion is associated with the conservation of momentum?
Newton’s third law of motion