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Physical Science 4

Week 4

Observation Noticing something about the world around you
Inference Using clues to find the answer
Mass How much matter is in something
Mass Always stays the same and is measured in grams
Volume How much space something takes up
Matter Anything that has mass and takes up space
Buoyancy Able to float because of its shape
Density The amount of molecules in matter that allows it to sink or float
Weight The measurement of the pull of gravity of an object
Gravity a force that pulls towards the center of a heavenly body
Physical Propertiesties a characteristic of an object that can be measured or observed
Phases of Matter Solid, Liquid, Gas
Soluble Able to dissolve in liquid
Solvent The liquid that does the dissolving
Solute The powder that gets dissolved
Dissolve to become so small you can no longer see it, but it is still there
Settling Allows the dense materials to sink to the bottom
Texture How an object feels to the touch
Evaporation Water changes to a gas
Condensation gas changes back to a liquid Ex: steam on a mirror
Created by: ghscience