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Physical Science Vocabulary Puzzle A-B

Across
Mixture of gases, mostly methane, produced when biomass is allowed to rot in the absence of air.
British scientist Robert Boyle stated that volume of a gas decreases when the pressure increases, provided the temperature stays the same.
Type of compound formed when -OH groups replace one or more hydrogen atoms in a hydrocarbon.
A basic unit of computer memory the represents a character
Rain with a pH less than 5.6; produced by substances in the air reacting with rainwater.
The number of protons in an atom's nucleus
A solute added to a solvent to lower the temperature at which the solvent will freeze.
Frictional force air exerts on a moving object; acts opposite in direction to the object's motion.
In waves, the angle formed by the reflected wave and the normal (perpendicular).
This Greek mathematician stated that the buoyant force on an object in a fluid is equal to the weight of the fluid displaced by the object.
Ability of a fluid to exert an upward force on an object immersed in the fluid.
A particle of nuclear radiation emitted from a decaying atomic nucleus
A liquid sprayed from a pressurized container; for example, a can of insect spray.
A rate of motion determined by dividing the total distance traveled by the total travel time.
A flammable gas; part of natural gas.
An "anti-acid," or a chemical that changes an acid substance to a neutral substance.
Down
A mixture consisting of a metal and one or more elements.
The unit of measuring current, the rate of flow of electrons in a circuit
A device used in laboratories to measure mass
The science of designing artificial replacements for parts of the human body that are not working properly
A medieval version of the modern chemist
The average mass of the mixture of an element's isotopes.
The process of increasing the strength of an electric signal.
Forces that are equal in size and opposite in direction.
The rate of change in velocity (a change in direction or a change in speed)
A type of graph used to show information collected by counting; uses vertical or horizontal bars of different lengths to help people compare quantities.
In a wave, the distance from the rest position of the medium to either the crest or trough.
Describes a solution made with water.