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Earth Science - Sem 2 - D

Test Description: Semester Exam

Instructions: Answer all questions to get your test result.

1) Where are dry summer tropical climates found in the US?

ATexas BCalifornia CArizona DUtah

2) Polar climates are characterized by

Athick vegetation Bwarm summers Cheavy precipitation Dlow rates of evaporation

3) Which of the folowing may cause long term changes in climate?

Achanges in the ocean's circulation Bchanges in the shape of Earth's orbit Cchanges in solar output Dvolcanic eruptions

4) Which of the greenhouse gas is the most powerful absorber of radiation emitted by Earth?

Amethane Bcarbon dioxide Cnitrogen Dwater vapor

5) Which of the folowig is an example of human impact on climate change?

Achanges in solar output Bgreenhouse effect Cglobal warming Dchange in the tilt of Earth's Axis

6) Which scientist discovered that Venus has phases, just like our moon?

APtolemy BGalileo CCopernicus DKepler

7) What is the shape of Earth's orbit

Aelliptical Bparabolic Cirregular Dcircular

8) Earth is closest to the sun at a point called

Aapogee Bprecession Cperihelion Dapihelion

9) Seasons are caused by

Aprecession BEarth's rotation CEarth's tilted axis DEarth's distance from the sun

10) Which statement supports the giant impact hypothesis of the moon's formation

Athe moon has no mantle Bthe moon is covered with craters Cthe moon's surface has changed draqmatically ove the past hundred million years Dthe moon lacks a sizeable iron coe

*select an answer for all questions

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