A Low-Tech Augmentative or Alternative Communication Device

question 78

Multiple Choice

A low-tech augmentative or alternative communication device

• A)is nonelectronic.
• B)uses four symbols or less.
• C)is equipped with voice output capabilities.
• D)uses concrete choices.

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Definitions:

Osmosis

The movement of water molecules through a semipermeable membrane from a region of lower solute concentration to higher concentration.

Sink Cells

Cells that act as repositories for the products of photosynthesis or other metabolic activities, often located in different parts of a plant.

Sugars

Simple carbohydrates with a sweet taste, essential for energy in living organisms, and serve as building blocks for more complex carbohydrates.

Humus

Partially decayed organic material in soil.