Unequal heating of Earth's surface over a SMALL area causes .. sea breeze?
land breeze?
local winds?
global winds?

Which of the following is not a symptom of desertification? a) decrease in salt content of the soil b) lowering of the water table c) reduced surface water d) increased soil erosion e) loss of native vegetation

According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes

When fossil fuels are burned, carbon dioxide is released. how does this gas impact the environment?