The layers of the atmosphere are determined based on air temperature, which has to do with the energy of the molecules in the air. where does this energy originally come from?

Low concentrations of insecticide do not affect leopard frogs, but are lethal to zooplankton. Reduced zooplankton allows phytoplankton to increase, shading out periphyton (the vegetative food source for frog tadpoles), so tadpole growth is limited.

One of the most common foods in the indian diet is A. grains B. beef C. pork D. fish

Need an answer NOW! Which historical event is an example of a voluntary migratory flow? A) War in Syria B) Trail of Tears C) Zionism in Israel D) African slave trade

Which industry is most important to the Caribbean islands' economy? A. manufacturing B. mining C. tourism D. timber

What is the relationship between ionic bonds and cleavage? a) ionic bonds are very strong, so ionic bonded rocks do not have cleavage b) ionic bonds are weak, so ionic bonded minerals always break into irregular pieces c) ionic bonds are weak, so

Were is the great sandy desert location at Australia

The animal group classified as being the most critically endangered is the?

Which geographical feature, made or large treeless areas and tall grass, can be found in the Great Plains of the U. S.?

Which are abiotic parts of an ecosystem? birds water people soil animals m air dead organic matter

When a farmer uses no-till farming methods, this means: a. More erosion is likely to occur. b. Only organic fertilizers are used. c. Seeds are planted among the roots of the previous crop. d. The plants do not require water.