Physical Science Vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| to set or keep apart | seperate
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| the bouncing back of light rays from a surface | reflected
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| the movement of energy through space as waves | radiation
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| the force that pulls objects toward each other | gravity
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| the force between two surfaces rubbing against each other | friction
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| energy that is stored in an object | potential energy
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| how high or low a sound is | pitch
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| energy sources which are not based on burning of fossil fuels or the splitting of atoms | alternative energy
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| to pass or cause to pass through space or through a material | transmitted
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| a change from one form to another without turning into a new substance | physical change
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| enery in form of heat from melted rock deep below Earth's surface | geothermal energy
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| a material that does not let heat, electricity, or sound energy pass through it easily | insulator
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| a complete circuit, allowing the flow of electricity to flow through. (the device starts working) | closed circuit
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| to become absorbed in liquid: to make a solution with another substance | dissolved
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| a change in the position of an object | motion
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| a force that pulls magnetic materials across a distance | magnetism
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| to take something up or in: to soak up a liquid or take in nutrients or chemicals gradually | absorb
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| a push or pull | force
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| the ability of an object or substance to allow heat, electricity, or sound pass through it | conductivity
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| forms that matter can take- solid, liquid, or gas | states of matter
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| the structure, feel and appearance of something | texture
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| a force that causes floating. It is the ability of a liquid or gas to cause less dense objects to float or rise to the surface | buoyancy
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| a particle of matter made of two or more atoms joined tightly together | molecule
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| the point(temperature) at which a solid changes to a liquid | melting point
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| the rapid back and forth movement that produces sound | vibrate
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| the bending of light rays as they move from one material into another material | refracted
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| the enery of moving particles in a substance (also called heat energy) | thermal energy
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| the material, or stuff, that everything is made of | matter
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| a form of energy produced by vibrating objects | sound
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| when one or more substances change into one or more new substances with different properties than the original substances. Baking soda and vinegar make a chemical change. | chemical change
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| any material that allows an electric current to pass through it easily | conductor of electricity
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| the temperature at which a substance changes from a liquid to a gas | boiling point
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| to change from a liquid to a solid when temperature drops | freeze
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| a measure of the pull of gravity on an object | weight
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| the amount of space that an object or substance takes up | volume
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| the amount of matter in an object or substance | mass
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| to draw objects nearer (the pull of a magnet) | attracted
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| the ability of a mineral to resist being scratched | hardness
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| a quality or attribute, especially one that serves to define or describe something | physical properties
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| not changing; stable; not moving | stationary
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| the temperature at which a substance changes from a liquid to a solid | freezing point
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| to allow substances to pass through (like water going through a sponge) | permeable
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| the process by which moisture in the air changes to liquid or solid form (rain, clouds, or snowflakes) | condensation
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| when a substance changes from a solid to a liquid | melting
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| energy of motion | kinetic energy
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| the ability to do work | energy
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| a form of energy that travels in waves and can move through empty space where there is no air | light energy
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| to prevent or reduce the passage of heat, electricity, or sound into, from, or through something | insulate
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| energy from the sun | solar energy
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| a combination of two or more substances that do not form a new substance | mixture
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| when a liquid is so hot that it changes to a gas | boiling
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| a mixture with one substance spread out so evenly in another substance that you cannot tell the two substances apart | solution
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| a curved piece of clear glass, or plastic that bends light rays | lens
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| a form or energy that is felt as temperature | heat energy
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Created by:
Mr.Rod
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