Soils can be quite differnt from one another due mainly to the differnt amounts of ___ they contain

A. Diamond, Graphite and silicates

B. Erosion, weathering and sedimentation

C. Iron, Nickel and silicates

D. Sand, silt, clay and organic matter

The space between two 15-in.-long concentric cylinders is filled with glycerin (viscosity = 8.5 × 10-3 lb·s/ft2). the inner cylinder has a radius of 1 in. and the gap width between cylinders is 0.1 in. determine (a) the torque and (b) the power required to rotate the inner cylinder at 180 rev/min. the outer cylinder is fixed. assume the velocity distribution in the gap to be linear.

Each neuron shown in this figure innervates a group of muscle fibers. what is the term for a group of muscle fibers innervated by a single neuron?

How does the strength of the electrostatic force between an electron and a proton compare to the strength of the gravitational force between them?