The spinning of a shrinking nebula marks the transition from a protostar to a star
Indicate whether the statement is true or false
False
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A rocket fired vertically from Earth's surface and sustains continuous upward velocity
A. eventually escapes from Earth. B. maintain a fixed orbit around Earth. C. will be unable to escape Earth. D. none of the above
Although considerable variation exists around the world, globally the percent of fossil fuels that are used for the primary energy supply is more than
A) 85%. B) 60%. C) 50%. D) 35%.
Describe the distinctive contributions of (a) Islam, (b) European colonialism, and (c) recent globalization to the region's urban landscape
What will be an ideal response?
Milankovitch cycles are used to explain the cycles of cold and warm climates that characterized the Ice Ages based on ________
A) evolution of plants and animals and human impact B) solar flares and variations in the moon's orbit over time C) variations in the earth's orbit about the sun and precession of the earth's axis D) plate tectonics and sea level rise