the layer of gasses surrounding earth
the atmosphere
what is one condition of the atmosphere at a certain time and place?
the weather
what is the boundary between two air masses called?
a front
what is the average weather if an area over a long time?
what storm forms over warm tropical oceans?
a tropical cyclone
a large body of air with similar humidity and temperature
air mass
what type of air mass has low pressure and often brings clouds?
low-pressure air mass
what front happens when warm air moves in?
a warm front
what is all of Earth's water called?
the hydrosphere
what do tropical cyclones need to form?
warm ocean water
the movement of air
what is wind?
does high pressure usually bring clear or cloudy weather?
clear weather
what happens when cold air moves in?
a cold front
what are large movements of ocean water called?
ocean currents
do tropical cyclones get stronger over warm or cold water?
warm water
what is the movement of air in the atmosphere called?
atmospheric movement
does low pressure usually bring clear or cloudy weather?
clear weather
which front brings colder air: warm or cold?
a cold front
does climate describe short-term or long-term weather?
long-term weather
what kind of weather can a tropical cyclone brings?
strong winds and heavy rain
wha type of air mass has high pressure and usually brings clear weather?
high-pressure air mass
what happens when two air masses meet?
a front will form
which front brings warmer air: warm or cold?
a warm front
can ocean currents affect climate?
yes
what happens when a tropical cyclone moves over water>
it can get stronger and more powerful