A Child Is 4 Years Old

question 31

Multiple Choice

A child is 4 years old.According to Piaget,what should the child be capable of doing?

• A)take the perspective of another person.
• B)distinguish the mental world from the physical world.
• C)ignore perceptually striking features of objects.
• D)mentally represent objects that are not physically present.

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Definitions:

Semipermeable Membrane

A semipermeable membrane is a type of biological or synthetic, polymeric membrane that will allow certain molecules or ions to pass through it by diffusion and occasionally specialized "facilitated diffusion".

Concentration Gradient

A concentration gradient is a variation in the concentration of a substance across a region, leading to the movement of particles from high to low concentration areas.

Hypotonic Solution

Solution that contains a lower solute (more water) concentration than the cytoplasm of a cell; causes cell to gain water by osmosis.

Cell Wall

A rigid layer that lies outside the plasma membrane of the cells of plants, fungi, and bacteria, providing structural support and protection.