P5.5 Appliances and efficiency

Question 1

What is the primary purpose of energy-efficient appliances?

Answer 1

To reduce energy consumption and lower utility bills.

Question 2

True or False: Energy-efficient appliances typically have a higher upfront cost but save money in the long run.

Answer 2

True

Question 3

Fill in the blank: The __________ rating indicates the energy efficiency of an appliance.

Answer 3

Energy Star

Question 4

Which of the following appliances is commonly associated with high energy efficiency: A) Old refrigerator B) Energy Star rated refrigerator C) Standard incandescent light bulb?

Answer 4

B) Energy Star rated refrigerator

Question 5

What does the term ‘kilowatt-hour’ (kWh) measure?

Answer 5

It measures the amount of energy consumed by an appliance over time.

Question 6

Short Answer: Name one benefit of using energy-efficient appliances.

Answer 6

Lower energy bills.

Question 7

True or False: All appliances with the Energy Star label are the most energy-efficient models available.

Answer 7

False

Question 8

Multiple Choice: Which of the following is NOT a factor in determining an appliance’s energy efficiency? A) Design B) Size C) Color

Answer 8

C) Color

Question 9

What is the significance of the energy consumption label on appliances?

Answer 9

It provides consumers with information on the energy efficiency of the appliance.

Question 10

Fill in the blank: Energy-efficient appliances can significantly reduce __________ emissions.

Answer 10

carbon

Question 11

Short Answer: What is one common example of an energy-efficient appliance?

Answer 11

LED light bulb.

Question 12

True or False: Using energy-efficient appliances can contribute to environmental sustainability.

Answer 12

True

Question 13

What is the main goal of appliance efficiency standards set by governments?

Answer 13

To establish minimum energy efficiency requirements for appliances.

Question 14

Multiple Choice: Which of the following appliances is likely to consume the most energy? A) Washing machine B) Dishwasher C) Air conditioner

Answer 14

C) Air conditioner

Question 15

Fill in the blank: The __________ of an appliance indicates how much energy it uses over a specific period.

Answer 15

energy consumption

Question 16

Short Answer: Why might consumers choose to invest in energy-efficient appliances despite higher initial costs?

Answer 16

To save money on energy bills over time.