WeatherWeather Fronts

Changes in Earth & SkyMoon Phases

Minerals

Jeopardy Game

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WeatherWeather Weather Weather FrontsFronts

Changes Changes in Earth & in Earth &

SkySky

Moon Moon PhasesPhases

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MineralsMinerals

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What tool is used to show wind direction?

A wind vane.

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What is precipitation?

Moisture that falls from the clouds to the ground.

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rain, sleet, snow, hail

What are the different forms of precipitation?

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It is used to measure the amount of rain that has fallen.

What is a rain gauge?

It is used to measure the amount of rain that has fallen.

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Air pressure changes when air changes temperature – hot air rises & cold air sinks. This causes a change in air pressure which also creates wind.

How is wind created and what does it have to do with air pressure?

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It forms a front.

What happens when cold air meets warm air?

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Warm front and cold front

What are the two main weather fronts called?

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A warm air mass slides slowly over the top of a cold air mass. It produces light rain or snow for a few days.

What happens in a warm front and what could it produce?

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A cold air mass pushes into a warm air mass, pushing it up quickly. It produces heavy rain, thunderstorms, or a snow storm.

What happens in a cold front and what could it produce?

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Where can you get information about weather? List at least 4 sources.

Newspapers, radio, TV, books, and the computer.

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We identify objects in the sky by their properties, location, and real or apparent movement. What are some of the properties used to describe objects such as the earth and the sun?

The earth contains air & water, it can support life. It has 1 moon.

The Sun is a ball of gas.

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How would you describe the location of the earth and the sun in the Solar System?

The earth is the 4th planet from the sun.

The Sun is in the center of the solar system.

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What the real or apparent movement of the earth and the sun in the Solar System?

The earth rotates on its axis every 24 hours and it takes the earth 365 ¼ days to revolve around the Sun. Its orbit is an elliptical path around the sun.

The Sun does not move at all – it is stationary.

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Different parts of the planet get different amounts of sunlight, causing the seasons to change

The earth revolves around a tilted axis.

What effect does this have on the earth?

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Cooler weather because it is tilted away from the Sun.

What kind of weather does the southern hemisphere enjoy when the northern hemisphere is tilted towards the sun?

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What do you call the moon that you cannot see because it is in between the earth and the

sun?

A new moon

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A banana!

What does a new crescent moon look like?

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Gibbous

What do you call the moon when it is 3/4ths full – in between the quarter moons and full moon?

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Quarter moon

What moon looks like a half circle?

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List the 8 phases of the moon starting with new moon.

New moon; new crescent;

1st quarter; new Gibbous;

full moon; old Gibbous;

3rd quarter; old crescent.

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What is a mineral and what physical properties are used to describe it?

A mineral is a nonliving solid matter from the earth. Its physical properties are: luster, hardness, and color.

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Define luster.

The way the something reflects light, such as shiny and dull.

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The Mohs scale is used to measure hardness.

The diamond is the hardest mineral.

How is the hardness of a mineral measured?

What is the hardest mineral?

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Name some minerals.

Are rocks considered minerals?

Gold, diamonds, rubies, other gems and metals.

No rocks are made up of a number of minerals, not just 1.

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Soil has 2 properties that rocks do not.

What are they?

Its capacity to retain water and its ability to support plant growth

Bonus Question 1Bonus Question 1

Bonus Question 2Bonus Question 2