Physics Crossword

Scientific study of matter and its motion and behaviour through space and time, including concepts of energy and force
Person you would most like to meet.
The remaining core of a supernova that is so dense that even light cannot escape.
Force of attraction between all masses in the universe, especially attraction of earth's mass for bodies near its surface.
The weakest of the four fundamental forces of physics; The gravitational attraction at the surface of a planet or other celestial body.
E=mc2. Einstein's formula of ____________.
Einstein's definition of __________. 'Doing the same thing over and over again and expecting a different result."
Newton's First law of _____________. An object at rest will tend to stay at rest; an object of motion in motion will tend to stay in motion with the same speed or direction, unless impacted by an unbalanced force.
Branch of Physics dealing with the production, transmission and effects produced by sound.
The study of motion of air, particularly its interaction with a solid object, such as an airplane wing.
Material composed of the antiparticle to the corresponding particles of ordinary matter.
Energy an object has due to its motion.
Absolute ___________. The temperature of -273.16 or 0 K at which molecular motion vanishes.
The rate of change of velocity with respect to time.
Disturbance of a wave or by any quantity that varies periodically.
_______ particle. An electron emitted from a nucleus in radioactive decay.
The transfer of heat from a region of higher temperature to a region of lower temperature by increased kinetic energy moving from molecule to molecule.
___________ Force. An outward pseudo force acting on a body in circular motion.
Unit of Sound.
The mass of a substance per unit volume.
Electric _________. The rate of flow of electric charge.
Matter that has the ability to flow.
The motion of a body under the effect of gravity alone. (2 word term)
The number of oscillations completed in 1 second by an oscillating body.
A high energy photon. (2 word term)
The time during which half the number of atoms in the element disintegrate. (2 word term)
The property of a body to resist a change in its state of rest or uniform motion.
A device that produces coherent light by stimulated emission of radiation.
The distance traveled by light through empty space in one year; equal to 9.46 x 1012 km. (2 word term)
Magnetic __________. The region around a magnet where its magnetic force is experienced by other magnetic objects.
_________ number. The sum of the number of protons and neutrons in a nucleus.
The product of mass and velocity of a body, it is a measure of the quantity of motion in a body.
Monochromatic ___________. Consisting of single wavelength.
Nuclear _________. The splitting of heavy nucleus into more stable , lighter nuclei with an accompanying release of energy.
Nuclear _____________. The combination of two lighter nuclei to form a heavier nucleus with an accompanying release of energy.
The central, positively charged, dense portion of an atom.
A long, thin thread of fused silica, used to transmit light, based on total internal reflection. (2 word term)
A quanta of energy in light wave; the particle associated with light.
__________ mechanics. Model of the atom based on the wave nature of subatomic particles, the mechanics of electron waves: also called wave mechanics.
One of the hypothetical basic particles, having charges whose magnitudes are 1/3 of the charge of an electron.
The bouncing back of a wave from a boundary.
The bending of light from its straight line path when it travels from one medium to another.
Sound waves that pile up into a shock wave when a source is traveling at or faster than the speed of light. (2 word term)
The distance traveled by a body per unit of time.
Thermal Capacity: The quantity of _______ required to raise the temperature of the whole body by 1.
Vibration. The back and forth __________ that repeats itself.
The distance between the two nearest points on a wave which are in the same phase.
The idea that everything in the universe eventually moves from order to disorder, and _________ is the measurement of that change.
The extent to which something is likely to happen or be the case.