Say thanks to our Veterans today.

Homework for tonight:
8th Grade: None
6th Grade: on SPP, draw (and label parts of) an anemometer or weather vane using only the following materials:
popsicle sticks
tongue depressors
thumb tacks
clay
drinking straws
paper and plastic cups (small and medium)
wooden sticks with points
paper clips
index cards

Also, Print out or copy by hand, and then answer the following questions as part of your review for this week's tests:

23. Why is the atmosphere important? Name at least 3 important benefits from the atmosphere:


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24. What is wind?



25. What causes wind:
a. The Sun heats the _____________, which heats the air above it.
b. Warmer air is less ___________, so it rises. It also has lower air pressure.
c. Differences in ____________ and air ____________ creates wind.
d. To sum up: 1) Sun’s uneven heating causes temperature differences, which causes 2) pressure differences, which causes 3) wind.



26. What instrument do you use to measure:
a. temperature? __________________
b. the wind’s Speed: __________________
c. the wind’s Direction: __________________



27. Ocean temperatures: what did you learn about how temperatures of water from ocean currents affects weather and climate? (hint: think about the Gulf Stream and El Nino):