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PS4
Final Exam
Term | Definition |
---|---|
microscope | a tool that uses a collection of lenses to magnify small objects |
calculator | a tool to add and subtract math problems in science |
spring scale | an instrument used to measure the pull of gravity on an object |
prism | a tool to show the color spectrum ROY.G.BIV |
solid | Definite shape and Definite volume Ex.wood,sand,ice,coal ,and butter |
Liquid | Definite Volume but no Definite shape Ex.water,milk,coffee,blood,and honey |
Gas | No definite shape and No definite volume Ex.air, helium,nitrogen,carbon dioxide,and water vapor |
Mixture | Two or more substances that do not form another substance |
solution | A mixture in which two or more substances dissolve in another |
Buoyancy | the ability to float |
Relative Density | Determines whether one substance will sink or float in another. |
Mass | the amount of matter/stuff in a substance |
Temperature | the measure of the movement of particles in a substance. |
volume | the amount of space something takes up. |
solubility | the ability of a substance to dissolve when mixed with another substance. |
Magnetism | the ability to attract to iron,nickel or cobalt. |
Conduct electricity | the ability to allow electricity to flow through it. |
insulate/conduct thermal energy | conduct-thermal energy passes through. insulate-thermal energy stays in place |
push | a force that moves something away |
pulley | a simple machine made of a rope or chain and a grooved wheel. |
pull | a force that moves something closer |
force | a push or pull that causes an object to move,stop,or change direction |
Experiment | a test conducted to discover something |
work | what occurs when forces move an object over a distance |
Gravity | a force that pulls objects towards each other. |
air resitance | a force that oppises |