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A method of writing or displaying numbers in terms of a decimal number between 1 and 10 multiplied by a power of 10.
a method of investigation involving observation and theory to test scientific hypotheses
a wave in which the particles of the medium move perpendicularly to the direction the wave is traveling
the tendency of a moving object to continue in a straight line or a stationary object to remain in place
the distance (measured in the direction of propagation) between two points in the same phase in consecutive cycles of a wave
change in the apparent frequency of a wave as observer and source move toward or away from each other
a lens such that a parallel beam of light passing through it is caused to diverge or spread out
angle of incidence
the angle between an incoming wave and an imaginary line drawn perpendicular to the surface of the new medium
balancing chemical equations
keep mass of products and reactants the same by adjusting coefficients as necessary
a chemical bond in which one atom loses an electron to form a positive ion and the other atom gains to electron to form a negative ion
gravitational energy, kinetic energy, heat, elastic energy, electrical energy, chemical energy, radiant energy, nuclear energy, and mass energy
the reversible physical change that occurs when a substance changes from one state of matter to another. Melting, freezing, vaporization, condensation, sublimation, and deposition are six common...
phase change diagram
gives the temperature and pressure at which a substance exists as a solid, liquid or gas.
- the lines between each region is where the two phases exist in equilibrium.
any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt
any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water
a value that indicated the acidity or alkalinity of a solution on a scale of 0-14, based on the proportion of H+ ions.
Type of motion where velocity is constantly changing because direction is continuously changing
newton's universal law of gravitation
states that every object in the universe attracts every other object
a closed circuit in which the current divides into two or more paths before recombining to complete the circuit
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