Question 1

contributing factors to the existence of seasons on earth include:

a) revolution: earth’s orbit around the sun

b) tilt: the tilt of earth’s axis in reference to the solar plane (incorrect)

c) axial parallelism: the constant alignment of earth’s axis during orbit around the sun

d) all of the above

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