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Introduction to ES
vena-pnhs-intro to I.S.H. vocab
Question | Answer |
---|---|
which is the state of matter in which materials have a definite shape and definite volume. | solid |
which is the state of matter in which a material has a definite volume but not a definite shape. | liquid |
which is the state of matter in which a matter in which a material has neither a definite shape or a definite volume. | gas |
what is the type of energy in which an object has energy due to its motion. | kinetic energy |
what is the result of a force distributed over an area. | pressure |
what is the temperature called that is -273.15 degrees Celsius. (Bose Einstein condensate) | absolute zero |
what law states that if the volume of a gas is directly proportional to its temperature in kelvins if the pressure and the number of particles of the gas are constant. | Charles law |
what law states that the volume of a gas is inversely proportional to its pressure of the temperature and the number of particles are constant. | boyles law. |
what is the reversible physical change that occurs when a substance changes from one state of matter to another. | phase change |
during what kind of change does the system absorb energy from its surroundings? | endothermic |
what is the amount of energy for water? (another term of melting) | heat of fusion |
during what kind of change does the system release energy to its surroundings? | exothermic |
what is the phase change in which a substance changes from a liquid into a gas? | vaporization |
what is the amount of energy of water that varies from substance to substance? | heat of vaporization |
what substance includes of 99% of space and only exists in very high tempaerutres. | Plasma |
what is a strong attractive force in which all particles of matter vibrate in a fixed porportion. | solid behavior |
what is a weaker attractive force in which all particles of matter flow to new locations and stay close together. | liquid behavior |
what does not change in a phase change | temperature |
what is endothermic and defines a solid into a gas (vapor) | sublimation |
what is exothermic and defines a gas into a solid | deposition |
what is endothermic and defines a liquid into a gas.( less orderly particles of matter) | vaporization |
what is exothermic and defines a gas into a liquid( more orderly particles of matter) | condensation |