Which surface applied the greatest force of friction on the object?

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

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

The air that we breath is made mostly of which gaseous molecule