Which of the following MOST accurately describes the arctic tundra? O cold, windy, tall pine and fir trees, abundant animal life
O flat, rainy, boggy, muddy plain
O dry, flat, cold, treeless plain
o cold, ice-covered mountains and valleys

The movement of tectonic plates in two different locations is shown below: two blocks labeled location a and location b are shown. at location a the top layer of the block shows two horizontal arrows pointing towards each other. small dunes are shown in the middle between the two arrows. the block labeled b has a vertical line in the middle. on the left of the line there is an arrow pointing down. on the right of the vertical line there is an arrow pointing up which statement is most likely true? subduction may occur in both locations. earthquakes may occur in both locations. subduction may occur in location a only and a volcanic eruption may occur in location b only. an earthquake may occur in location a only and a volcanic eruption may occur in location b only.

What are the formed elements (cell or parts of cell) in blood and what are their functions ?

What percentage of light hits earth's surface directly?