X and Y Are Two Uncharged Metal Spheres on Insulating

question 18

Multiple Choice

X and Y are two uncharged metal spheres on insulating stands, and are in contact with each other. A positively charged rod R is brought close to X as shown in Figure (a) . Sphere Y is now moved away from X, as in Figure (b) . What are the final charge states of X and Y?

• A) Both X and Y are neutral.
• B) X is positive and Y is neutral.
• C) X is neutral and Y is positive.
• D) X is negative and Y is positive.
• E) Both X and Y are negative.

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Definitions:

Neural Messages

Electrical and chemical signals transmitted by neurons to communicate information throughout the body and brain.

Auditory Nerve

The cranial nerve that transmits sound information from the cochlea of the inner ear to the brain.

Information-Processing Theory

A cognitive approach that likens the mind to a computer, focusing on how information is taken in, stored, and retrieved.

Memory

The process by which information is encoded, stored, and retrieved, allowing experiences to be remembered over time.