Physics (Rare) Flashcards
Acceleration
Rate at which velocity changes with time
Acoustics
Science that deals with the study of mechanical waves
Adhesion
Tendency for different types of particles to cling together
Aerodynamics
Study of the motion of air when it interacts with solid objects
Alloy
Metallic mixture of two different elements
Alternating current
Movement of electric charge that reverses direction
Ampere
Unit of electric current
Angstrom
One ten-billionth of a meter
Astronomical unit
Distance from Earth to the sun
Background radiation
Ionizing radiation that is always present in Earth’s atmosphere
Big Bang
Model that explains the early development of the universe
Binary star
Star system with two stars orbiting around each other
Black hole
Region of space where gravity prevents everything from escaping
Boson
Fundamental particle
Buoyancy
Upward force that opposes the weight of submerged object
Celsius
Scale and measurement unit for temperature
Centripetal force
Force that makes something follow a curved path
Cohesion
Tendency for like particles to cling together
Density
Mass per volume
Dew point
Temperature at which water vapor condenses to liquid water
Displacement
Fluid moving out of the way when an object is placed in it
Doppler effect
Change in the frequency of a wave when the observer moves