When a Planet, in Its Orbit, Is Closer to the Sun

question 31

Multiple Choice

When a planet, in its orbit, is closer to the Sun, it:

• A) moves slower than average
• B) reflects less sunlight than average
• C) feels less gravitational pull than average
• D) moves faster than average
• E) spins faster on its axis

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Definitions:

Vertebral Posterior Arch

The posterior portion of the vertebral bone that, together with the vertebral body, encloses the spinal canal.

Nerve Impulses

Electrical signals that travel along nerve cells and are used for communication throughout the body.

Sensation

The process of receiving and interpreting information from the environment through sensory receptors.

Motor Neurons

Nerve cells forming part of a pathway along which impulses pass from the brain or spinal cord to a muscle or gland.