The Cost of Running a Set of Eight 100 Watt

question 11

Multiple Choice

The cost of running a set of eight 100 watt light bulbs for 6 hours, with the cost of electricity at 9¢ per kWh, is approximately:

• A) 5¢
• B) 24¢
• C) 43¢
• D) 54¢
• E) 72¢

---

Definitions:

Deceiving Expressions

Facial expressions that are intentionally misleading, often used to disguise true emotions or intentions.

Fearful Expressions

Facial expressions that convey fear, often characterized by widened eyes, raised eyebrows, and a tensed mouth, serving as non-verbal communication of emotion.

Angry Expressions

Are facial and body signals that convey feelings of anger, which can be a response to perceived threats or injustices and serve communicative and adaptive functions in social interactions.

Sad Expressions

Facial or bodily expressions indicating sadness, a basic human emotion characterized by feelings of disappointment, loss, or helplessness.