Object with properties of attracting certain substances, especially iron or steel
Piece of curved glass that focuses light rays passing through it to make an image
Completely empty space or void
Colloquial term for a particle accelerator, a machine that increases the speed and energy of atomic particles and sends them in a steady stream at a target
Study of the structure and properties of the atomic nucleus
Any push or pull that causes a body to move
Series of colors formed when a beam of white light is broken up passing through a prism
Branch of dynamics dealing with the forces exerted by air or other gases on objects in motion
Highest temperature at which a gas can be liquefied by pressure alone
Light waves longer than infrared waves and shorter than radio waves
The universe has always been in appreciably the same state it is now, and even though matter is continually being lost or dispersed, other matter is created to take its place
Elusive subatomic particle with no electric charge more fully defined in 1998 when physicists were able to determine that it has mass
Standard unit of frequency
Study of the effects of energy changes including heat and work on physical and chemical systems
Law stating that the angular momentum of an object is unchanged unless a net external torque acts on it
Atoms are grouped in microscopic magnetic regions, which when aligned, produce a magnetic field
Wedge-shaped glass that breaks white light into the colors of the spectrum
Release of radiation in the form of alpha and beta particles and gamma rays when their unstable nuclei decay
Force of attraction that pulls objects toward each other
The energy change that occurs when an atom gains an electron
Self-sustaining series of chemical or nuclear reactions
Transformation of mechanical energy into electric energy when certain crystals are subjected to a mechanical stress and the opposite surface become electrically charged
Invisible radiation in the electromagnetic spectrum consisting of rays longer than those of the red end of the visible spectrum and shorter than radio waves
In order to create a playlist on Sporcle, you need to verify the email address you used during registration. Go to your Sporcle Settings to finish the process.
