F=? Use the figure to help you find the weight of the body if the tension in both wires is 3.7 Newtons
A. 1.3 newtons
B. 2.5 newtons
C. 3.4 newtons
D. 7.5 newtons

Consider an insulating crystal, made up of layers of atoms. what form would you expect the temperature dependence of the phonon heat capacity to approach at extremely low temperatures if the interlayer coupling is i)very strong (rigid coupling), and ii) very weak. explain.

Scientist have use computer models to create a series of maps that show how susceptible coastal cities in island countries are to the sea rising at different levels. the map shows that a 1 meter rise would swap cities all along the us eastern seaboard. a 6-meter sea level rise with sub merge a large part of florida. thermal expansion has already raise the oceans 10 to 20 centimeters the most likely cause, directly and indirectly, for such a rise in sea level is

The three classes of rocks are sedimentary, metamorphic, and igneous. how are rocks classified into one of these three groups?