If a Curve Rises and Then Falls, It Shows a

question 381

Multiple Choice

If a curve rises and then falls, it shows a

• A) maximum.
• B) minimum.
• C) linear relationship.
• D) constant slope relationship.

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Definitions:

Tachometer

An instrument measuring the rotation speed of a shaft or disk, as in a motor or other machine.

Radium Dial

Watches or clocks with dials painted with radium-based paint to allow them to glow in the dark, widely used in the early 20th century but later discontinued due to health hazards.

Nonverbal Channels

involve communication methods without the use of spoken words, such as body language, gestures, facial expressions, and eye contact.

Vocabulary

Vocabulary comprises all the words known and used by a person in a particular language, significant for communication and understanding.