23) why does the earth have seasons? a) the earth is farther from the sun during part of the year b) the earth rotates on its axis c) each hemisphere tilts towards the sun part of the year and away from the sun for part of the year. 24) ozone in the atmosphere protects us from harmful ultraviolet rays from the sun. where is the ozone belt located? 25) twice a year, the days are approximately 12 hours long at the spring and fall a) solstice b) equinox 26) which part of earth protects us from solar emissions, and also makes the aurora borealis? 27) a system in nature that is not fully contained is call a(n) a) open system b) closed system 28) a feedback that promotes change is a a) negative feedback b) positive feedback 29) places in a system where resources gather are called: a) sinks b) feedbacks
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Geography, 22.06.2019 04:30
What factors led to europe's global dominance in economic and political factors? what impacts did that dominance have on other peoples and environments?
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Geography, 23.06.2019 15:50
Which of the following statements best describes what is occurring in the land surrounding the sahara desert? a desertification is increasing, and the desert is expanding. b. fewer people are trying to farm in this semiarid region. c. the desert is shrinking with the increased use of irrigation. d. increased urbanization has resulted in decreased deforestation. select the best answer from the choices provided mark this and return save and exit next submit
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Geography, 23.06.2019 21:20
Hey! can anyone me out with my homework? it will be very much appreciated! and !
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Geography, 24.06.2019 04:20
Put these ecosystems in order of least biodiversity to most biodiversity 1. mediterranean forest 2. indonesian rain forest 3. arctic ocean
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23) why does the earth have seasons? a) the earth is farther from the sun during part of the year b...
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