Colin Herling Flashcards
(20 cards)
Solar Nebula
A collection of gas and dust out in space.
Gravity
A force that attracts objects with mass towards each other.
Fusion
The fusing of atoms that release energy.
Star
A celestial object that gives off heat and light
Infrared light
The light that heat gives off that you can’t see.
Visible light
The light from the sun that we can see.
Ultraviolet light
A form of radiation which is not visible to the human eye.
Matter
The substance that makes up just about everything in the universe.
Planetary nebula
A nebula shaped as a ring that was formed by an expanding shell of gas around an aging star.
White dwarf
A small and very dense star that has used all of its nuclear fuel.
Red dwarf
A small cool aged star.
Main sequence star
A type of star that 90% of stars are including our own sun. This type of star is formed by clouds of dust and gas..
Electromagnetic spectrum
All the light coming from the sun.
Element
A substance made up of only one kind of atom.
Hydrogen
The most abundant element in the sun.
Helium
The second most abundant element in the sun.
Proton
A particle in the nucleus of an atom with a positive charge.
Neutron
A particle in the nucleus of an atom with a neutral charge.
Nucleus
The center of an atom that holds the particles.
Photon
A packet of light energy.
