Warm-Up Please write down these questions and leave space to answer them. (Do not answer them yet)

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Transcription:

Warm-Up Please write down these questions and leave space to answer them. (Do not answer them yet) 1. What is the main cause of air movement in the atmosphere? 2. What is a convection cell? 3. Describe the movement and air pressure associated with warm and cold air. 4. What and where is the Jet Stream? 5. In which directions does air curve due to the Coriolis Effect?

RED SLIDE: These are notes that are very important and should be recorded in your science journal. BLACK SLIDE: Pay attention, follow directions, complete projects as described and answer required questions neatly. Copyright 2010 Ryan P. Murphy

Keep an eye out for The-Owl and raise your hand as soon as you see him. He will be hiding somewhere in the slideshow Hoot, Hoot Good Luck! Copyright 2010 Ryan P. Murphy

Video: Global Wind Patterns

Class Demo: The Coriolis Effect Directions on next slide. Copyright 2010 Ryan P. Murphy

Try this! Get a scrap piece of paper (1 per pair) Put the tip of a pen/pencil in the center Have another person rotate the paper While the paper is rotating, pull the pencil straight towards you What shape was the line you drew?

Key concept in science: Many things go from high to low. Air molecules Copyright 2010 Ryan P. Murphy

Weather Map: www.weather.com

Do you see any trends in the picture below? Copyright 2010 Ryan P. Murphy

Answer! A band of high pressure systems exist south of the equator. Copyright 2010 Ryan P. Murphy

Answer! They also exist just north of the equator. Copyright 2010 Ryan P. Murphy

Answer! Low pressure systems exist below the high pressure systems. Copyright 2010 Ryan P. Murphy

Answer! Low Pressure system exist at the mid latitudes. Copyright 2010 Ryan P. Murphy

Polar High Polar Low Surface Pressure Subtropical High Tropical Low Copyright 2010 Ryan P. Murphy

Hoot, Hoot! I m a surfer!

Primary High-Pressure and Low-Pressure Areas Copyright 2010 Ryan P. Murphy

Primary High-Pressure and Low-Pressure Areas Equatorial low-pressure trough. Copyright 2010 Ryan P. Murphy

Primary High-Pressure and Low-Pressure Areas Equatorial low-pressure trough. Polar high-pressure cells. Copyright 2010 Ryan P. Murphy

Primary High-Pressure and Low-Pressure Areas Equatorial low-pressure trough. Polar high-pressure cells. Subtropical high-pressure cells. Copyright 2010 Ryan P. Murphy

Primary High-Pressure and Low-Pressure Areas Equatorial low-pressure trough. Polar high-pressure cells. Subtropical high-pressure cells. Subpolar low-pressure cells. Copyright 2010 Ryan P. Murphy

Primary High-Pressure and Low-Pressure Areas Equatorial low-pressure trough. Polar high-pressure cells. Subtropical high-pressure cells. Subpolar low-pressure cells. Copyright 2010 Ryan P. Murphy

Polar High Polar Low Surface Pressure Subtropical High Tropical Low

Global Wind Patterns (Half Page) Leave room on the sides Leave room on the sides

Global Wind Patterns (Half Page) Hot air rises

Global Wind Patterns (Half Page) Cold air sinks Hot air rises Cold air sinks

Global Wind Patterns (Half Page) Cold air sinks Hot air rises Cold air sinks

Global Wind Patterns (Half Page) Low Cold air sinks Hot air rises Cold air sinks

Global Wind Patterns (Half Page) Low High Cold air sinks Hot air rises Cold air sinks

Global Wind Patterns (Half Page) Low High Low Cold air sinks Hot air rises Cold air sinks

Global Wind Patterns (Half Page) Low High Low High Cold air sinks Hot air rises Cold air sinks

Global Wind Patterns (Half Page) Low High Low High Low Cold air sinks Hot air rises Cold air sinks

Global Wind Patterns (Half Page) High Low High Low High Low Cold air sinks Hot air rises Cold air sinks High

Global Wind Patterns (Half Page) Low High Low High Low Cold air sinks Hot air rises Cold air sinks

Global Wind Patterns (Half Page) Low High Low High Low Cold air sinks Hot air rises Cold air sinks

Global Wind Patterns (Half Page) Low High Low High Low Cold air sinks Hot air rises Cold air sinks

Global Wind Patterns (Half Page) High Low High Low High Low Cold air sinks Hot air rises Cold air sinks High

Global Wind Patterns (Half Page) Highh Low High Low High Low Cold air sinks Hot air rises Cold air sinks Highh

Demonstration: Convection Cell

Video: Storm Fronts!

All Fronts are caused by air pressure. Copyright 2010 Ryan P. Murphy

Remember: Cold sinks, warm rises

Cold Front: Form where cold air moves towards warm air. Creates rain storms. Copyright 2010 Ryan P. Murphy

Cold Front: Form where cold air moves towards warm air. Creates severe rain storms. Copyright 2010 Ryan P. Murphy

Cold Air

Warm Air Cold Air

Warm Air Cold Air Rain

Warm Front: Form where warm air moves towards cold air. Copyright 2010 Ryan P. Murphy

Occluded front: When a cold front overtakes a warm front and forces it up (Mix) Copyright 2010 Ryan P. Murphy

Occluded front: When a cold front overtakes a warm front and forces it up (Mix) Copyright 2010 Ryan P. Murphy

Stationary Front: When a cold front and warm front cannot overtake each other (tie) Copyright 2010 Ryan P. Murphy

Stationary Front: When a cold front and warm front cannot overtake each other (tie) Copyright 2010 Ryan P. Murphy

Stationary Front: When a cold front and warm front cannot overtake each other (tie) Copyright 2010 Ryan P. Murphy

Stationary Front: When a cold front and warm front cannot overtake each other (tie) Copyright 2010 Ryan P. Murphy

Stationary Front: When a cold front and warm front cannot overtake each other (tie) Copyright 2010 Ryan P. Murphy

Not always a straight line (cyclonic)

Quiz 1-10 Name the Front. Warm, Cold, Occluded, Stationary, Other. Copyright 2010 Ryan P. Murphy

1

2

3

4

5

6

6 7

8

9

10

Bonus -1 pt for each character (1 minute) Copyright 2010 Ryan P. Murphy

Answers Quiz 1-10 Name the Front. Warm, Cold, Occluded, Stationary, Other. Copyright 2010 Ryan P. Murphy

1

1 Cold Front

2

2 Occluded Front

3

3 Other

4

4 Cold Front

5

5 Stationary Front

6

6 Warm Front

6 7

6 7 Cold Front

8

8 Warm Front

9

9 Other

10

10

Bonus -1 pt for each character (1 minute) Copyright 2010 Ryan P. Murphy

Bonus I know Mario is this one. Copyright 2010 Ryan P. Murphy

Bonus Luigi Copyright 2010 Ryan P. Murphy

Bonus Diddy Kong Copyright 2010 Ryan P. Murphy

Bonus Link Copyright 2010 Ryan P. Murphy

Bonus That is all I know Copyright 2010 Ryan P. Murphy

Bonus The Owl Copyright 2010 Ryan P. Murphy

How is your unit assessment? You should be on page by now! Copyright 2010 Ryan P. Murphy

Try and identify the picture beneath the squares. Raise your hand when you think you know. You only get one guess. Copyright 2010 Ryan P. Murphy

Northern Lights in the Thermosphere