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5th grade Earth science 2011
Earth and Space
48
Science
5th Grade
01/12/2011

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Cards

Term
deposition/deposit/deposited
Definition
the dropping off of eroded particles in a new place
Term
inexhaustible Resources/alternative resources
Definition
resources that humans can use and never use up
Term
fossil
Definition
the remains of a plant or animal that lived long ago
Term
earthquake
Definition
the shaking of the Earth's crust
Term
fuel
Definition
materials burned to produce heat energy
Term
solar energy
Definition
energy from the sun
Term
humus
Definition
decaying plant and animal material found in the soil
Term
loam
Definition
topsoil rich in nutrients
Term
fault
Definition
crack in the Earth's crust
Term
nonrenewable resources
Definition
resources that will be used up and can never be replaced
Term
sedimentary rock
Definition
rock formed from sediments pressed and compacted together
Term
evaporation
Definition
the change of a liquid(water) to a gas (water vapor)
Term
erosion/eroded
Definition
the movement of weathered particles
Term
natural resources
Definition
materials in the environment that are useful to people
Term
condensation
Definition
the change of a gas(vapor) to a liquid (water)
Term
precipitation
Definition
water, sleet or hail falling to the Earth
Term
glacier
Definition
a huge piece of ice that slowly moves across the Earth
Term
weathering
Definition
the breaking down of rock on the Earth's surface
Term
water cycle
Definition
the change of water from one state to another in nature
Term
renewable resource
Definition
natural resources that can be produced again and again
Term
landform
Definition
a natural structure found on the surface of the Earth's surface. Some examples are delta, canyons and sand dunes
Term
lava
Definition
magma that has flowed out onto the Earth's surface
Term
volcano
Definition
a mountain made from hardened lava, rocks and ash
Term
topsoil
Definition
the top layer of soil, often the richest in nutrients for plant growth
Term
fossil fuels
Definition
a nonrenewable resource formed from the remains of prehistoric plants and animals
Term
lunar cycle
Definition
the different appearances of the moon caused by the moon's orbit around the Earth. Lunar cycle last about 28 days.
Term
moon
Definition
a natural satellite in space that revolves around a planet
Term
revolution
Definition
a complete trip around the sun
Term
orbit
Definition
Earth's path around the sun
Term
Earth's layers
Definition
inner core, outer core, mantle, crust
Term
mineral
Definition
a solid material that is formed by nature. Some examples are emerald, rock salt, and turquoise.
Term
sediments
Definition
bits of rock, shells, and other remains of plants and animals
Term
oil
Definition
a liquid produced from organic matter under pressure for millions of years
Term
natural gas
Definition
a fossil fuel produced from organic matter that is used to cook and heat homes
Term
pressure
Definition
exerting a force or pressing;compacting
Term
organic matter
Definition
made from plant or animal material
Term
flow
Definition
the motion or movement of the liquid state of a substance
Term
delta
Definition
where Earth materials(sediment) are deposited when a river enters the ocean
Term
canyon
Definition
a narrow opening in the Earth created by the movement of wind and water;Grand Canyon
Term
sand dune
Definition
a large pile of deposited sand moved by wind
Term
windmill
Definition
an engine powered by the wind designed to produce energy from an inexhaustible source;powered by wind
Term
solar energy
Definition
energy that comes from the sun;solar panels
Term
hydropower
Definition
to capture the energy from moving water for a useful purpose; alternative energy source
Term
alternative energy resource
Definition
a source of inexhaustible energy, such as solar, wind, or geothermal energy
Term
wind energy
Definition
energy that comes from the movement of air/wind
Term
biofuel
Definition
fuel from plant material
Term
tree ring
Definition
a cross-cut section of a tree that reveals growth rings produced each year, indicated how old the tree is
Term
model
Definition
a representation of something in nature
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