The altitude of polaris measured by an observer at the tropic of cancer is 1) 15° 2) 23.5° 3) 66.5° 4) 90°

Determine which of the two measurements in each set is lesser.10°f or 20°ca. 10-fb. 20°c

Using plate tectonics and elastic rebound theory, describe why juan de fuca plate subduction produces so few earthquakes. what will happen in the future?

Arow of elements on the periodic table is called an