Ch 18 Climate and climate change Review

By Janice Reed,2014-05-25 19:04
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Ch 18 Climate and climate change Review

Ch 18 Climate and climate change Review

    Modified True/False. Change the identified word or phrase to make sentence correct. 1. The main factors that affect an area’s temperature are prevailing winds and mountains.

2. Oceans make the temperatures of nearby land more extreme.

3. In winter in the Southern Hemisphere, the south end of Earth’s axis is tilted away from

    the sun.

4. Temperate continental climates have cold winters.

5. An arid or semiarid climate occurs where precipitation is greater than potential


6. Scientists assume that an organism’s ancestors required a climate similar to the

    climate required by the present-day organism.

    7. When the glaciers that covered large parts of Earth melted after the last ice age, the sea level became higher.

8. Over the last 120 years, the average temperature of the troposphere has decreased.

9. Global warming is the trapping of energy from the sun by Earth’s atmosphere.

    10. As the amount of ozone in the atmosphere decreases, the amount of ultraviolet radiation that reaches Earth increases.

    11. Streams of water called ocean _____________ move warm or cold water, warming or cooling the nearby land.

    12. __________ temperate zones occur between tropical and polar zones.

    13. The land on the _________ side of a mountain range is in a rain shadow.

    14. Because of its high ________, Mt. Kilimanjaro has a cool climate all year.

    15. The __________ Hemisphere receives fewer direct rays from the sun in January than in July.

    16. Because Earth’s axis is ___________, the hemispheres receive different amounts of solar energy at different times.

17. The _________ climate region is always hot.

    18. The _________ climate has cool summers, bitterly cold winters and permafrost.

    19. A cool type of climate called _________ is found at the tops of mountains and is surrounded by other climate regions.

    20. ____________ are forests in which plenty of rain falls all year.

    21. ___________ climates are found along the coasts of continents in the temperate zone.

    22. Tundra and ice cap climates are examples of __________ climates.

    23. Scientists observe the thickness of a tree’s ___________ to learn about past climate conditions.

    24. Plant ___________ found in lake bottoms provides scientists with evidence about ancient climates.

    25. During cold periods called ___________, large parts of Earth’s surface were covered with sheets of ice.

26. One possible explanation for past climate changes is the movement of Earth’s

______________ from their previous positions.

    27. Climate changes may be linked to changes in _____________ on the surface of the sun.

    28. People add the greenhouse gas ______________ to the atmosphere by burning wood and coal.

    29. The gradual increase in the temperature of the atmosphere is known as


    30. Humans have damaged the ozone layer by using _________ in refrigerators and spray cans.

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