The Ecliptic Is Defined by the Motion of _________ in the Sky

question 22

Multiple Choice

The ecliptic is defined by the motion of _________ in the sky.

• A) the Moon
• B) the Sun
• C) the planets
• D) Polaris
• E) the stars

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Definitions:

Capillaries

Tiny blood vessels that connect arteries and veins, facilitating the exchange of water, oxygen, carbon dioxide, and other substances between blood and tissues.

Arterioles

Small branches of arteries leading into capillaries, responsible for controlling blood flow and pressure.

Phagocytic White Blood Cells

White blood cells that protect the body by ingesting harmful foreign particles, bacteria, and dead or dying cells.

White Blood Cell

Leukocyte; a blood cell with a role in housekeeping and defense. Lymphocytes are a special category of white blood cells that carry out adaptive immune responses.