Clouds
Ecosystems
Water cycle
Weather
Force and Motion
100

low, light gray, blanket-like clouds; overcast (sky is covered in cloud)

stratus clouds

100

estuaries

when salt water and freshwater meet

100

water vapor gets cold and changes back into a liquid, forming clouds

condensation

100

warm air mass approaches and slowly rises over cold air

warm front

100

a force that slows objects down

friction

200

puffy cotton like clouds, fair weather

cumulus clouds

200

non-living factor in the ecosystem

abiotic

200

water in the form of ice, rain, sleet, hail, or snow, falls to earth

precipitation

200

lines on a weather map connecting places with equal air pressure

isobars

200

a force that pulls objects toward the center of the earth

gravity

300

tall, white and grey clouds, brings thunderstorms and severe weather

cumulonimbus clouds

300

organism that makes their own food

producer

300

when water hits the land and flows over it

runoff

300

a boundary between two air masses with different temperatures

front

300

how much matter something has

mass

400

stratus clouds that touch earth's surface; low visibility

fog

400

a community of objects and their surroundings

ecosystems

400

evaporation of water from the leaves of a plant

transpiration

400

cold air mass pushes under a warm air mass, forcing the warm air up quickly

cold front

400

a force that pushes and pulls certain metals

magnetism

500

low, dark gray, blanket-like clouds that cover the sky, similar to stratus but just brings rain

nimbostratus

500

referring to an organism that lives or grows on land

terrestrial 
500

when water collects or is stored on the earth's surface

collection

500

a fast moving tube of air that flows from west to east high above the U.S.


jet stream

500

stored energy 

potential energy

M
e
n
u