The study of the earth's magnetic field is known as
a. isochronism
b. paleomagnetism
c. magnetism
d. topography

Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.

Give me a example of a decomposer. explain what would happen if decomposers were absent from a forest ecosystem

What are two examples of phase changes that skip a phase during transition?