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Correct Answer: B) Earth.
Correct Answer: A) Wind.
Correct Answer: A) Oceanographers.
Correct Answer: D) Radioactive dating.
Correct Answer: C) 48.
Correct Answer: A) Earth's angle of tilt.
Correct Answer: B) When earth orbits around the sun.
Correct Answer: D) Slowing erosion of beach sand.
Correct Answer: B) It adds new land.
Correct Answer: A) Volcanoes.
Correct Answer: B) Photosynthesis.
Correct Answer: A) 5.974x10/21 Tons.
Correct Answer: A) Apparent magnitude.
Correct Answer: D) Climate.
Correct Answer: D) 97%.
Correct Answer: D) Main-sequence star.
Correct Answer: B) Chondrite meteors.
Correct Answer: B) 30$^ \circ$ N and 30$^ \circ$ S.
Correct Answer: C) Pie chart.
Correct Answer: B) Cobalt, silver and gold.
Correct Answer: A) Sedimentary rocks.
Correct Answer: A) The hydrosphere interacting with the geosphere.
Correct Answer: C) Heat from the sun.
Correct Answer: B) Outer Core.
Correct Answer: D) Gravity and the sun.