2. What’s the difference? Climate? Weather? Hot Cold Wet Dry Wind
Typical weather over a
LOOOONG
period of
Weather?
Over a
short
period of
Hot
Cold
Wet
Dry
Wind
Cloudiness
Pressure
Temperature
Precipitation

3. Weather
Weather is the day to day condition of the earth’s atmosphere.

4. What causes changes in weather?
The atmosphere is the layer above the
crust where weather happens the
causes weather when it unevenly heats
the surface.

5. Warm air rises into the atmosphere
How does wind happen?
Warm air rises into the atmosphere
Warm air cools
becoming denser
Cool air sinks
Producing Wind

6. Weather Instruments Thermometers: temperature Barometer: air pressure
Anemometer: wind speed
Rain gauge: rainfall

7. Questions for you! 1. How does the sun affect weather?
2. Where does weather occur?
3. What happens to air as it cools?
4. How is wind produced?

8. Climate The location can be hot, cold, wet, or dry
over an extended period of time.
A LOOOOOOOOONG Time!!!
What is our climate?

9. Desert Climate?

10. Tropical Climate?

11. Rainforest Climate?

12. Mountain Climate?

14. Water Cycle

15. The sun evaporates water from the ocean
Evaporation
The sun evaporates water from the ocean

16. Rain forms when water vapor condenses in the atmosphere forming clouds
Condensation
Rain forms when water vapor condenses in the atmosphere forming clouds

17. Rain, sleet, snow, or hail falls to form and fill rivers
Precipitation
Rain, sleet, snow, or hail falls to form and fill rivers

18. What determines if it is rain, sleet, snow, or hail that falls?
30’
10’
19’

19. Outflow
Run off
Pollution

20. Accumulation Infiltration Water soaks into the ground Transpiration
Water evaporates from the surface of leaves
Infiltration Water soaks into the ground
Water absorbed into the roots