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5th Grade Schoolwide Science Vocabulary II

Terms in this set (20)

physical change
a change that alters the appearance of a material but does not make it into a new substance
chemical change
a change in which one or more substances combine or break apart to form new substances
evaporation
the process of liquid water turning into water vapor
water vapor
a gas that forms when water evaporates
water cycle
the sequence of evaporation, precipitation, and accumulation
dissolve
to melt, make a solution out of , turn into a liquid
geosphere
the solid part of earth that consists of all the rock and soil on earth's surface
hydrosphere
makes up all of the water on or near the earth's surface
biosphere
all the living parts of the planet
atmosphere
a mixture of gases that surrounds the earth
glacier
a large mass of ice that moves slowly over land
pollution
release of harmful materials into the environment
mass
the amount of matter in an object
volume
the amount of space an object or liquid takes up
temperature
the measure of how hot or cold something is
time
the measured period during which an action, process, or condition exists
new moon
when the moon is between the earth and the sun at which point the moon cannot be seen
first quarter moon
half of the moon appears
full moon
when the entire moon is lit and can be seen
sun
the brightest star due to its closeness to Earth and the center of our solar syste.
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