The Phrase "Most Ecosystems Are Solar Powered" Refers to the Fact

question 30

Multiple Choice

The phrase "Most ecosystems are solar powered" refers to the fact that

• A)the sun shines on most ecosystems on earth
• B)energy in sunlight is turned into (becomes)sugars
• C)most organisms seek sunlight.
• D)solar energy is converted to chemical energy by photosynthesis.

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Definitions:

Hertz

The unit of frequency in the International System of Units (SI), representing one cycle per second, used to measure wave frequencies such as sound waves or brainwaves.

Monocular Cue

Visual information that provides depth perception from a single eye by using cues of linear perspective, texture gradient, and motion parallax.

Perspective

A monocular cue for depth based on the convergence (coming together) of parallel lines as they recede into the distance.

Weber's Constant

A principle in psychophysics that quantifies the smallest change in a stimulus that can be detected, stating that this change is a constant proportion of the original stimulus intensity.