Which sequence best describes how a convection current forms in the air? A. Cold air rises. - Air warms up.
Warm air sinks.
B. Warm air rises.
Air gets warmer.
Warm air sinks.
C. Cold air rises. - Air gets cooler. - Cool air rises.
O
D. Warm air rises. - Air cools off. - Cool air sinks.

Why was the battle of gaugamela an important turning point in alexanders conquest of persians empire

Which of the following episodes led to widespread charges that president reagan was not in adequate control? a. the u.s. retreat from lebanon after the bombing deaths of 241 u.s. marines as they lay sleeping in their barracks near beirut b. the trading of arms for hostages and the illegal funding of a right-wing insurgency in the iran-contra affair c. the sale of millions of acres of public lands to private corporations by the department of interior d. the proposal to congress, year after year, of federal budgets with huge deficits that ultimately ended up tripling the national debt

What is one possible reason a constitutional monarchy developed in england while an absolute monarchy continued in russia