find formula for viscous force (F) acting on a sphere of radius (R) falling with velocity(V) through a medium of coetticient of viscosity​

What property is a characteristic of a substance that can be observed and does not change the identity of the substance

What can be found in every skeletal muscle? a. nerves, bones, cartilage, and connective tissue b. tendons, cartilage, nerves, and blood vessels c. muscle fibers, nerves, connective tissue, and blood vessels d. tendons, nerves, blood vessels, and bones

Which is an example of an exothermic process?