Ch. 14: Weather and Climate

1
Ch. 14 Weather and Climate

• Vocabulary
• weather, temperature, humidity, precipitation,
  climate, temperate climate

2
What is Weather?

• Weather is the way the air around you is at a
  certain time and place.
• Is the air wet or dry?
• Warm or cold?
• Windy or calm?
• Cloudy or clear?
• Is there precipitation falling?
• Is there a thunderstorm, tornado, or hurricane
  howling across the land?
• Weather changes every day, minute by minute.

3
Forms of Weather
4
Reporting the Weather

• Weather reports are broadcast by meteorologists.
• They include information, like temperature,
  humidity, and precipitation.
• Temperature is how hot or cold an area is.
• Humidity is how much water is in the air around
  you.
• Precipitation is water that falls from the sky in
  the form of rain, snow, sleet, or hail.

5
Measuring the Weather

• Temperature is measured by thermometers.
• Humidity is measured by a hydrometer.
• Precipitation is measured by a rain gauge.

6
What is Climate?

• Climate is the word used for the average weather
  in a place over a long period of time.
• Climate is different from weather.
• For example
• The climate of the Mojave desert is hot and dry.
• The weather on any particular day in the Mojave
  desert may be raining, sunny, cloudy, cold, or
  any other form of weather.
• Usually though the weather in the desert is hot
  and dry, therefore the climate of the desert is
  hot and dry.

7
The Worlds Climate Zones

• There are three major climate zones on the
  planet.
• Polar zones are at the top and bottom of the
  world.
• Polar areas are cold and dry.
• Tropical zones are found near the equator.
• Tropical areas are hot and wet.
• Temperate climate zones are found in between the
  polar and tropical zones.
• They are usually not too hot or too cold.
• Tennessee is in a temperate climate zone.

8
The Worlds Climate Zones
9
Questions About Chapter 14

1. How would you describe weather?
2. What climate zone is Tennessee in?
3. Describe the climate usually found in a desert.
4. Write down 3 different forms of weather.
5. What is the climate like in a tropical
   rainforest?