They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs....

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THE WATER CYCLE

Transcript of They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs....

Page 1: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

THEWATERCYCLE

Page 2: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

• They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs.

• _______ of the Earth’s surface is covered in _______.

• Earth’s aquatic ecosystems contain _____biomass than its terrestrial ecosystems.

Hooray for phytoplankton!• Phytoplankton are microscopic

_________ which are found in vast numbers in in the oceans.

2/3rdswater

more

Why?

50oxygen

marine

EARTH’S WATER

producers

Page 3: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

DISTRIBUTION OF EARTH’S WATER

• ___% is salt water

• ___% is fresh water

• ___% of fresh water is available for use

(most is frozen and so ________)

97

3 unusable

<1

Page 4: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

potato tomatohuman

___% ___% ___%66 80 95

WATER IN LIVING THINGS

Page 5: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

THE WATER CYCLE DIAGRAM

water vapor

sea, oceanicebergland

lake,river

aquifer

plants

clouds

sun

What is water vapor?

1) Label your diagram.

Page 6: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Water Vapor What is water vapor?

• Water vapor is water in its ___ state.gas

Page 7: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

THE WATER CYCLE DIAGRAM

What’s an iceberg?

1) Label your diagram.

water vapor

sea, oceanicebergland

lake,river

aquifer

plants

clouds

sun

Page 8: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Icebergs

• Icebergs are large _______ pieces of ice.

Where’s the rest of the iceberg?

floating

What’s an iceberg?

Page 9: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Icebergs

• Most of the iceberg is ______ the surface.below

Where’s the rest of the iceberg?What’s an iceberg?

Page 10: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Icebergs

• When it gets colder the water between the icebergs freeze creating ___________.

FUN!

land bridges

Page 11: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

THE WATER CYCLE DIAGRAM

What’s an aquifer?

water vapor

sea, oceanicebergland

lake,river

aquifer

plants

clouds

sun

1) Label your diagram.

Page 12: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Aquifers

• Aquifers are large underground ________ for _____ water.

What’s an aquifer?

reservoirs fresh

Page 13: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Aquifers

• Aquifers can be accessed to make _____.

• Aquifers can be accessed

to make _____ ______.

What’s can they be used for?

wells

waterpumps

Page 14: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

THE WATER CYCLE DIAGRAM

evaporation

1) Draw arrows.

water vapor

sea, oceaniceberg

landlake,river

aquifer

plants

clouds

sun2) Label arrows3) Provide definitions in your chart.

Page 15: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Evaporation

• Evaporation occurs when water goes from a _____ to a ___ state.liquid gas

Page 16: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

THE WATER CYCLE DIAGRAM

evaporation

water vapor

sea, oceaniceberg

landlake,river

aquifer

plants

clouds

sun

melting

freezing

1) Draw arrows. 2) Label arrows3) Provide definitions in your chart.

Page 17: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Melting and Freezing

• Melting converts ____ to _____ water.

What does melting do?

• Freezing converts _____ water into ____ water.

What does freezing do?

liquid

solidliquid

solid

Page 18: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

THE WATER CYCLE DIAGRAM

deposition

water vapor

sea, oceaniceberg

landlake,river

aquifer

plants

clouds

sun

melting

freezing

evaporation

sublimation

1) Draw arrows. 2) Label arrows3) Provide definitions in your chart.

Page 19: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Sublimation and DepositionDoes hanging your wet laundry outside in the winter make sense?

Due to sublimation, the ice in the clothes will convert from a ____ state directly to the ___ state.

What does deposition do?

YES!

• Deposition converts water in the ___ state directly into the ____ state.

solid gas

solid

gas

Page 20: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

THE WATER CYCLE DIAGRAM

condensation

water vapor

sea, oceaniceberg

landlake,river

aquifer

plants

clouds

sun

deposition

melting

freezing

evaporation

sublimation

1) Draw arrows. 2) Label arrows3) Provide definitions in your chart.

Page 21: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Condensation

• Condensation converts water vapor (___) into visible _____ droplets.

Why can you see your breath in the winter time but not summer?

• This usually occurs when the vapor is in contact with cold air and the droplets will be large enough to see.Explain this... and this…

liquidgas

Page 22: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

transpiration

THE WATER CYCLE DIAGRAM

water vapor

sea, oceaniceberg

landlake,river

aquifer

plants

clouds

sun

condensation

depositionsublimation

melting

freezing

evaporation

1) Draw arrows. 2) Label arrows3) Provide definitions in your chart.

Page 23: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

• Transpiration is the ______ of water vapor from the surface of plants.

Transpiration

Why is there water vapor on the inside of the bag?

What is transpiration?

release

• The water _________ from the leaves then it __________ on the inside of the bag.

transpiredcondensed

Page 24: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Transpiration

What is creating the clouds?What would happen if all the trees were cut down?

• Transpired water vapor from the trees.

• Loss of water vapor leading to less clouds and rain.

Page 25: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

THE WATER CYCLE DIAGRAM

precipitationwater vapor

sea, oceaniceberg

landlake,river

aquifer

plants

clouds

sun

transpiration

condensation

depositionsublimation

melting

freezing

evaporation

1) Draw arrows. 2) Label arrows3) Provide definitions in your chart.

Page 26: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Types of Precipitation

rain

sleet

snow

Guess the types of precipitation.

Big Hail!

hail

http://www.youtube.com/watch?v=wZr8jXo1Uso&feature=related
Page 27: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Types of Precipitation

• Precipitation occurs when small water droplets in a cloud form rain, snow, sleet and hail which are heavy enough to fall to the Earth.

Guess the types of precipitation.

sleet

snow

hail

Page 28: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

THE WATER CYCLE DIAGRAM

water vapor

sea, oceaniceberg land

lake,river

aquifer

plants

clouds

sun

precipitation

transpiration

condensation

depositionsublimation

melting

freezing

evaporation

percolation

1) Draw arrows. 2) Label arrows3) Provide definitions in your chart.

Page 29: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Percolation

• Percolation occurs when water is being ________________ through the ___.

How would deforestation effect percolation?

• Water moves through

coffee grinds.

pulled downwardssoil

• Without plant roots, to suck up the water, the speed of percolation would _______ , leading to the removal of ________ from the upper soil layers.nutrients

increase

Page 30: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

percolation

THE WATER CYCLE DIAGRAM

run-off

water vapor

sea, oceaniceberg land

lake,river

aquifer

plants

clouds

sun

precipitation

transpiration

condensation

depositionsublimation

melting

freezing

evaporation

1) Draw arrows. 2) Label arrows3) Provide definitions in your chart.

Page 31: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

Run-off• Run-off occurs when _____ rain water or melt water can’t be absorbed by the soil and _________ on the surface or drains into waterways.

What are negative effects of run-off?

• Soil erosion

• Water contamination with agricultural pollutants

• Local flooding

What is run-off?

excess

overflows

Page 32: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

percolation

THE WATER CYCLE DIAGRAM

run-off

Magic School Bus – Water Cycle 1

Magic School Bus – Water Cycle 2

water vapor

sea, oceaniceberg land

lake,river

aquifer

plants

clouds

sun

precipitation

transpiration

condensation

depositionsublimation

melting

freezing

evaporation

1) Draw arrows. 2) Label arrows3) Provide definitions in your chart.

http://www.youtube.com/watch?v=oaCUyZw4Tjo&feature=related
http://www.youtube.com/watch?v=TdBG21XbxXk&feature=mfu_in_order&list=UL
Page 33: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

It’s making the oceans ________ which could ___________________leading to drastic climate change.

HUMAN IMPACT ON THE WATER CYCLE• GLOBAL WARMING is increasing the rate of _______ of the polar ice caps, and icebergs.

• This has two effects:

2007

1979-1981

White snow and ice ______ light.Dark water _______ light.

meltingIt creates _________ areas on the surface of the planet to absorb _________ leading to more warming.

1)

2)

reflectsabsorbs

more dark

more heat

less saltychange ocean currents

Page 34: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

HUMAN IMPACT ON THE WATER CYCLE• GLOBAL WARMING is increasing the rate of _______ of the polar ice caps, and icebergs.

2007

1979-1981

melting

Polar Bears in Danger

http://www.youtube.com/watch?v=E1cyUmx5htA&feature=relmfu
Page 35: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

This soil ends up in waterways leading to the ____________ of these areas.

Without trees ____________________ , which decreases the amount of water vapor, decreasing cloud formation causing _______________.

In wetter climates this can lead to __________. Without __________ to ______ the soil, rain can easily wash the soil away.

In drier climates this can lead to _____________. Without __________, less water is held in the topsoil and it becomes ___ and __________.

HUMAN IMPACT ON THE WATER CYCLE• DEFORESTATION can lead to two outcomes.

desertification1)

plant roots

drytranspiration decreases

less precipitation

2)soil erosion

plant roots

anchor

sedimentation

blows away

Page 36: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

HUMAN IMPACT ON THE WATER CYCLE

• CLIMATE CHANGE is changing global patterns of ___________.

• Excessive precipitation creates ______.

• Lack of precipitation creates ________.

Record Drought in Horn of Africa - 2011Flooding in Sri Lanka - 2011

precipitation

droughtsfloods

http://www.youtube.com/watch?v=Gc4J0hH7dE0
http://www.youtube.com/watch?v=XXt9UjH8Z6U
Page 37: They make more than ___% of the Earth’s ______ gas and form the foundation of ______ food webs. _______ of the Earth’s surface is covered in _______.

The End!


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