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Science
California Science
Grade 3
e-Glossary
M
List of Words for Letter 'M'
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mangrove
a kind of tropical tree often found in swamps
marine environment
another name for a saltwater environment
marsh
a type of wetland featuring soft plants such as grasses
mass
a measure of the amount of matter in an object
matter
anything that takes up space
measure
to find the size, volume, area, mass, weight, or temperature of an object or event
mechanical energy
the energy in moving objects
melt
what happens when matter changes state from solid to liquid
meteor
a small piece of ice, rock, or metal that has broken off a comet or asteroid
meteorite
a meteor that hits the Earth
microscope
a tool that allows us to make small objects seem larger
microwaves
a form of light energy
migrate
to move from one place to another
mimicry
when one thing imitates the traits of another
mixture
different kinds of matter blended together
model
something that represents another object or event