A Physics Teacher Asks Her Students to Draw a Picture

question 46

Multiple Choice

A physics teacher asks her students to draw a picture to illustrate the forces at work when someone throws a ball into the air. This strategy should do two things to help students remember the forces involved. In particular, it should encourage students to engage in both:

• A) implicit and explicit understanding
• B) rote learning and automaticity
• C) enactment and visual imagery
• D) verbalization and facilitative expectations

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Definitions:

Unit Variable Costs

The variable costs that are incurred for each unit of production, including materials and labor directly associated with the manufacturing of the product.

Operating Income

The income a business receives after subtracting operating costs from its gross profit.

Fixed Costs

Costs that do not change with the level of production or sales activities, such as rent, salaries, and insurance premiums.

Variable Costs

Costs that change in proportion to the level of production or business activity.