In Which One of the Following Situations Is Zero Net

question 14

Multiple Choice

In which one of the following situations is zero net work done?

• A)A ball rolls down an inclined plane.
• B)A physics student stretches a spring.
• C)A projectile falls toward the surface of Earth.
• D)A box is pulled across a rough floor at constant velocity.
• E)A child pulls a toy across a rough surface causing it to accelerate.

---

Definitions:

Cranial Nerve

One of twelve nerves that originate directly from the brain, not the spinal cord, and regulate various functions of the head and neck.

Parotid Area

The region around the parotid gland, the largest of the salivary glands, located near the ear and responsible for saliva production.

Facial

Pertaining to the face, involving the muscles, nerves, or expressions of the face.

Abducens Nerves

Cranial nerves (VI) responsible for controlling the lateral rectus muscle of the eye, which facilitates outward movement.