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what is the difference between solids and liquids?
solid has a definite shape and liquids do not have a definite shape. they are different states of matter
what is the difference between evaporation and boiling?
they are both a change from liquid to gas but evaporation can occur below the boiling point; such as sweat
how would you describe the particle makeup of a liquid?
the particles are close together but moving past each other
what happens as the temperature of a gas in a balloon increases?
the volume of the gas increases and the speed of the particles increases
what happens to the volume of a gas inside a piston if the temperature does not change but the pressure is reduced
what characteristics do atoms and molecules in matter have
particles attracted to each other, are constantly moving and move faster at higher temperatures
why does liquid water take the shape of its container but an ice cube does not?
ice cube is frozen liquid where particles are locked in place but in liquid water the particles can slide past each other so they can take the shape of the container
compare the density of iron in the solid, liquid and gaseous state
solid most dense; liquid less dense and gas least dense
what is going on when you take a shower and see the droplets of water on a mirror?
steam from the shower makes condensation of the mirror. goes from gas state(steam) to a liquid state
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