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Earth Sciences 14 Online
Webbie10000:

1. ______ is the most abundant gas in the atmosphere A. Oxygen B. Nitrogen C. Carbon Dioxide D. Methane

Webbie10000:

2. Which layer of the atmosphere is the least dense A. Exosphere B. Stratosphere C. Troposphere D. Mesosphere

Webbie10000:

3. Which of these statements refers to convection? A. Some of this energy is reflected off Earth's atmosphere. B. Sunlight travels through space without the aid of fluids or solids. C. Warm air rises and takes the heat with it; eventually, it cools and sinks. D. Land and ocean absorb and re-emit heat from the sun.

Webbie10000:

4. Which best describes heating by conduction? A. Air molecules touch the warm ground, Heating them up. B. Warm air rises and takes heat with it; eventually it cools and sinks. C. Sunlight travels through space without the aid of fluids or solids. D. Air at the equator Rises and sinks at the poles

Webbie10000:

5. Which of the following is true about the relationship between changes in air pressure and wind speeds

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Webbie10000:

6. What do high pressure systems usually cause A. Clear, dry weather B. Cloudy, wet weather C. Cold, wet, weather D. Hot, and humid weather

Webbie10000:

7. Which best describes how temperature, humidity, and pressure vary within an air mass? A. Temperature and humidity vary, but pressure does not. B. Temperature, humidity, and pressure are basically the same all through an air mass. C. Temperature at the border of an air mass is always higher than in the middle. D. Humidity makes the pressure in an air mass increase.

Jebediah:

1. The answer is Carbon Dioxide.

Warriorz13:

2.C

Jebediah:

2. The least dense layer of the atmosphere is the exosphere, this is because it is the very edge of the atmosphere. In other words, it's basically outer space.

Warriorz13:

3. also C

Warriorz13:

4.A

Jebediah:

Warriorz, you answered question 2. wrong.

Webbie10000:

8. A warm front is heading toward Chicago. what type of weather would one expect when it arrives A. warm and sunny B. cold and dry C. cold and rainy D. warm and rainy

Warriorz13:

OOF, misread @Jebediah

Webbie10000:

which one is eight warm and sunny or warm and rainy

Warriorz13:

Want to say B for 5

Warriorz13:

Sunny

Jebediah:

Webbie, is this a test? Just out of curiosity.

Webbie10000:

thx

Warriorz13:

6 is A

Webbie10000:

9. What is the primary reason for a difference in climate between new york and florida? A. longitude B. latitude C. time zone D. hours of daylight

Warriorz13:

9.A

Webbie10000:

10. What effect can the ocean have on a climate? A. Ocean water can cause nonstop rain in the coastal region B. There is not influence on climate an ocean C. Ocean winds can carry moisture with them and can bring rain and fog over inland areas. D. Warm ocean air cause a dry climate

Jebediah:

Did you get research notes?

Webbie10000:

no

Warriorz13:

A or D for 10

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