Friday, April 6, 2012

Weather Vocabulary definitions

Weather Vocabulary Definitions

1. weather – the state of the atmosphere; most weather occurs in the troposphere and is caused by pressure differences and changes in air, heat and moisture

2. atmosphere- the gasses surrounding earth (made up of the troposphere and stratosphere)

3. meteorology - The study of weather

4. troposphere- the lowest layer of the atmosphere (6-12 miles) above the earth and is where most weather occurs.

5. ozone- The gas the protects the earth from the Sun’s harmful rays

6. current – a large portion of air (or water) moving in a certain direction

7. convection current - The upward and downward movement of air in the atmosphere

8. humidity - The amount of water vapor in the air

9. precipitation (includes: drizzle, rain, sleet, snow, hail that fall to the earth

10. wind- The horizontal movement of air

11. monsoon - A monsoon is a seasonal wind, found especially in Asia that reverses direction between summer and winter and often brings heavy rains and a flooding period as well as a drought period

12. tornado - A violent rotating column of air that extends downward from thunderstorm clouds and touches the ground

13. tsunami - A very large ocean wave caused by an underwater earthquake or volcanic eruption.

14. hurricane- A large rotating tropical storm with wind speeds of at least 74 miles per hour

15. earthquake- A sudden and violent shaking of the ground, sometimes causing great destruction, as a result of movements within the earth's crust or volcanic action

16. thunderstorm- a storm with wind, rain, hail and lightning

17. thermometer - An instrument used to measure temperature

18. barometer - An instrument used to measure pressure

19. anemometer - An instrument used to measure wind speed

20. hygrometer - An instrument used to measure the moisture in the air/humidity

Homework:

Tuesday 4/10- write definitions

Wednesday 4/11-crossword

Thursday 4/12 –write sentences using at least 10 words (1 vocab word per sentence)

Friday 4/13- (turn in weeks homework definitions and sentences for all words)

Monday 4/16- fill out study guide (given out Monday 4/16)

Tuesday 4/17-fill out study guide (we will go over any questions on study guide in class on Wed.)

Wednesday 4/18- study for weather test

Thursday4/19 – study for weather test

Friday 4/20- test (you may use study guide and science notebook)


weather links:


weatherwizkids


exploring weather


aptos weather


ksbw


planet science







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