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Geography, 22.06.2019 10:30, myalee1419
What is the result of the greenhouse effect? a. heat is deflected from the atmosphere. b. heat is released from the atmosphere. c. heat is kept in the atmosphere. d. plants are able to grow in the tropics where the air is the heaviest.
Answers: 2
Geography, 22.06.2019 14:40, thezbell
Geologists know that potassium-40 decays to argon-40, with a half-life of 1.3 billion years. if an analysis of a feldspar crystal in a sample of granite shows that 75 percent of the potassium-40 atoms have decayed to form argon-40, what is the age of the granite
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Geography, 23.06.2019 08:10, duxks
Which of the following best describes the purpose of a nation’s boundaries? a. to limit the movement of goods and people b. to make it easier for cartographers to create maps c. to make the movement of goods and people easier d. to prevent other countries from invading territory
Answers: 1
Geography, 23.06.2019 10:00, josephrosanne18
Which city area has the most accessible oil reserves a) caspian sea b) siberia c)arctic coast d)lake baikal
Answers: 1
What pollutants inside of electronics can leech into landfills and pollute soil, water, and air?
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