The Water Cycle Acts to Purify Water by

question 35

Multiple Choice

The water cycle acts to purify water by

• A)evaporation and condensation.
• B)crystallization (freeze-thaw cycle).
• C)filtration.
• D)All of these act to purify water.

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Definitions:

Hyperopia

A common vision condition also known as farsightedness, where distant objects can be seen clearly but close ones do not come into proper focus.

Myopia

A vision condition characterized by difficulty in seeing distant objects clearly, commonly known as nearsightedness.

Presbyopia

A condition associated with aging in which the eye exhibits a progressively diminished ability to focus on near objects due to the loss of elasticity of the lens.

Corneal Ulcer

An open sore on the cornea, the clear layer in front of the eye, which can cause pain, redness, and vision problems, usually resulting from infection or injury.