The Orbit of Comet UX209 About the Sun Is Not

question 27

Multiple Choice

The orbit of Comet UX209 about the Sun is not a circle but it orbits once every 365 days, just as Earth does. UX209 is closer to the Sun in April than it is in October. Thus, the speed of UX209 as it moves along its orbit is

• A) steadily increasing all year long.
• B) greater in April than in October.
• C) greater in October than it is in April.
• D) steadily decreasing all year long.
• E) the same all year long.

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Definitions:

Tertiary Circular Reactions

Tertiary circular reactions, a concept from Piaget's stages of development, refer to the experimental and repetitive actions of infants aged 12 to 18 months to explore the properties of objects.

Secondary Circular Reactions

The repetition of actions that produce an effect on the environment.

Wernicke's Aphasia

A neurological condition characterized by impaired language comprehension and fluency, resulting from damage to Wernicke's area in the brain.

Morphemes

The smallest grammatical units in a language that convey meaning, including words, prefixes, and suffixes.