Game Smartz

Earth's Water

Science

Earth's Water Chapter Video

Earth's Water Chapter Video

air front

the boundary between two air masses of different temperatures
air front Simple Definition

air mass

a huge body of air with similar temperature and moisture throughout
air mass Simple Definition

air pressure

the weight of the air pressing down on a surface
air pressure Simple Definition

anemometer

an instrument that measures wind speed
anemometer Simple Definition

atmosphere

the layer of gases that surround the Earth
atmosphere Simple Definition

barometer

an instrument that measures air pressure
barometer Simple Definition

climate

the average weather conditions of an area, over a long period of time
climate Simple Definition

cold front

the boundary of a mass of cold air where it slides under a mass of warm air
cold front Simple Definition

condensation

the process of a gas changing into a liquid
condensation Simple Definition

evaporation

the top of liquid changing into a gas
evaporation Simple Definition

greenhouse effect

the warming of the Earth when the atmosphere traps heat like a blanket
greenhouse effect Simple Definition

humidity

the amount of water vapor in the air
humidity Simple Definition

hurricane

a large tropical storm with winds of more than 74 mph
hurricane Simple Definition

precipitation

water that falls to Earth in any form, like rain, snow, sleet, or hail
precipitation Simple Definition

tornado

a spinning funnel-shaped column of wind
tornado Simple Definition

warm front

the boundary where a warm air mass moves over a cold air mass
warm front Simple Definition

water cycle

the constant movement of water through Earth and its atmosphere, by evaporation, condensation and precipitation
water cycle Simple Definition

weather

the atmospheric conditions at a specific time and place, like raining and cold
weather Simple Definition

Related Chapters