Katrina wanted to find out more about Wegener's hypothesis because it didn't explain how continental drift took place. Explain how scientists discovered the mechanism for the continents moving. You must correctly identify three discoveries that proved the mechanism for the continents moving

A14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.

Notice how they put future which of the clouds shown would indicate a possible future rain storm? a) b) c) d)

The ideal gas model is valid if which of the following conditions is true? the gas density is low. the gas density is high. the temperature is low. the temperature is high. the gas density and the temperature are low. the gas density and the temperature are high. the gas density is high and the temperature is low. the gas density is low and the temperature is high.