Water Cycle

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atmosphere

thick layer of air around our world

weather

What is the changing of our atmosphere (hot/cold; wet/dry)?

sun

What causes weather?

atmosphere

Where does only weather happen?

outer space

Where is there no weather?

desert

Example of a dry climate:

rain forest

Example of a wet climate

temperature

how hot or cold something is

sun

Where does Earth get its heat?

atmosphere
land

Two things that soak up heat

land

What soaks up heat quickly?

wind

What happens when warm air rises and meets cold air comes down to fill up the gaps the warm air left?

land

soaks up and gives off heat quickly

oceans

warm and give off heat slowly

thermometer

object used to measure or read temperature

pushing against you

What is air doing all the time?

you have it inside you too

Why don't people feel the air pushing against them?

molecules

What is air made of?

warm/hot

What temperature causes low pressure?

good weather/sunny day

What weather does a "high pressure" bring?

bad weather/stormy day

What weather does a "low pressure" bring?

cumulus

fluffy, white clouds; called fair weater clouds

fog

lowest cloud you can walk through

cirrus

highest cloud in the sky (8-10 miles); looks like wisps of smoke

stratus

whole sky is covered in a blanket of gray clouds; if they are low, there will be drizzle

nimbus

very dark cloud, any shape, lots and lots of rain

billions of drops of water

What are clouds made of?

when drops of water grow big and heavy in clouds

When does it rain?

any type of weather (cold or hot)

When can evaporation happen?

evaporation

sun heats water on Earth, and it changes to vapor

snow

frozen water vapor

billions of flakes of frozen water vapor

What are snow clouds made of?

hail

pieces of ice that fall during thunderstorms

raindrop in a thundercloud

What does a hailstone start as?

summer

When do hailstorms happen?

sleet

rain that passes through a cold layer of air, freezes, and lands on the ground as beads of ice

glaze

coating of ice formed from when it rains and the water freezes as it hits the ground

glaze

coating of ice formed from when it rains and the water freezes as it hits the ground

winter

When does sleet happen?

when air changes from hot to cold or cold to hot

what causes wind?

north wind
west wind

air that comes from the north
air that comes from the west

south winds

What winds bring warm weather?

north winds

What winds bring cold weather?

east winds

What winds bring clouds?

west winds

What winds bring blue skies?

south & west

What two winds bring nice weather?

north & east

What two winds bring bad weather?

hurricane

strong storm with winds over 75 miles per hour (Atlantic Ocean)

typhoon

strong storms in the Pacific Ocean

tornado

funnel cloud with winds up to 300 miles per hour; it is the fastest wind

cyclones

Another name for wind storms

dew

water on the ground in the mornings that forms when the ground is cooled during the night

dew

What wetness does not come from clouds?

frost

water on the ground in the mornings that forms when the ground is freezing cold at night

water vapor in the air

Where does dew come from?

freezes

What happens when water vapor comes near something cold?

snow

What does frost look like?

when the sky is clear

When do you see dew and frost?

11 miles

How tall can a thundercloud be?

clouds blowing apart

What makes lightning?

electricity

What is lightning?

crashing together of hot air from lightning and cold air

What causes thunder?

light travels faster than sound

Why do we see lightning before we hear thunder?

*takes up space
*has weight
*presses on things

Three properties of air:

meteorologists

people who study the weather and the atmosphere

*keeps us warm
*protects us from the sun's harmful rays

How does the atmosphere help Earth?

ozone

What absorbs harmful rays from the sun?

atmosphere

Weather takes place in the _____.

atmosphere

layer of air closest to Earth

stormy

weather along a cold front is ______.

weather

an occurance that happens in the atmosphere at a certain place

*hot
*rainy
*humid

Climate of Louisiana:

climate

the average weather condition of a place over a period of time

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