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GJHS Science 7.1 Voc
GJHS Science 7.1 Vocabulary
Term | Definition |
---|---|
geosphere | solid earth |
atmosphere | blanket of air that surrounds the planet |
hydrosphere | water on earth |
biosphere | life on earth |
variable | something different or changed |
controlled variable | something kept the same |
independent variable | a constant variable (like years) |
dependent variable | something that changes depending on independent variable |
hypothesis | an explanation that can be tested |
observation | using 5 senses to know things |
inference | using observations to come to conclusions |
SI Measurement | metrics |
mass | amount of matter in a substance |
weight | mass effected by gravity |
matter | solid, liquid, gas, and plasma |
solid | keeps its shape |
liquid | takes the shape of its container |
gas | expands to fill its container |
mass | amount of matter in a substance |
weight | mass effected by gravity |
meter(m) | measurement of length |
liter(L) | measurement of liquid |
gram(g) | measurement of weight |
volume | L x W x H |
atom | smallest part of an element |
density | d = m/v |