Calculate the Amount of Energy That Is Saved by Replacing

question 17

Multiple Choice

Calculate the amount of energy that is saved by replacing a 75-watt incandescent light bulb with an 18-watt fluorescent bulb during the 1500-hour life of the incandescent bulb.One watt is the equivalent of one joule of energy used per second.

• A)308,000 kJ
• B)405,000 kJ
• C)97,200 kJ
• D)27 kJ

Understand the advantages of promissory notes receivable over accounts receivable.

Apply the correct formula for calculating interest over different periods and using a standard 360-day year.

Record transactions involving promissory notes correctly in financial statements.

Evaluate the reasons behind using promissory notes in financial transactions.

---

Definitions:

Stress

A physical or psychological response to internal or external pressures or threats, often resulting in physical and emotional reactions.

Cognitive

Related to the mental action or process of acquiring knowledge and understanding through thought, experience, and the senses.

Hormones

Hormones are chemical substances produced in the body that regulate and control the activity of certain cells or organs.

Preoperational

A stage in Piaget's theory of cognitive development, typically from ages 2 to 7, where children start to engage in symbolic play but lack the ability to perform operations or mental manipulations.