The slab pull mechanism of plate tectonics assumes that a slab of lithosphere detached from a plate sinks downward into the mantle.

Which greenhouse gas is emitted when burn fossil fuels for energy? a.nitrogen b.oxygen c.carbon dioxide d.helium

Archaebacteria use for movement. celia flagella pili cell walls

18. over time, how do sand dunes tend to migrate? a. perpendicular to the movement of the wind b. in the same direction as the wind blows c. toward the wind d. in random directions