7. Even if it takes a long time to shut down the computer and then restart it la
ID: 283899 • Letter: 7
Question
7. Even if it takes a long time to shut down the computer and then restart it later, the value of your time is significantly less than the value of the amount of electricity you save by turning off your computer multiple times per day. So keep turning it off and then back on.
Select one:
True
False
8. If you were truly conscientious about energy saving, you would turn off your computer monitor if you're going to walk six blocks to meet a friend for coffee.
Select one:
True
False
9. Which of the following natural resources can be used in passively cooling or warming your home.
Select one:
a. trees
b. algae
c. pond plants
d. glacial till
e. petroleum
f. coal
10. PV (photovoltaic) technologies use both direct and scattered sunlight to create electricity.
Select one:
True
False
11. Which of the following adequately describes the term "U factor".
Select one:
a. The rate at which your refrigerator runs
b. The rate at which your computer consumes electricity
c. The rate at which your car exhausts methane
d. The rate at which your household energy leaks
e. The rate at which your window glass conducts non-solar heat flow
12. Which of the following is not very important when you are thinking about setting up a small personal (i.e., home) solar system?
Select one:
a. Costs of weatherstripping
b. Solar resources actually available
c. Local permits and covenants
d. Strength and size of your roof
e. Comparing costs to benefits
13. The costs of heating and cooling an average home are generally the largest part of a household energy budget.
Select one:
True
False
14. To lower your water heating bills, which one of the following methods are you most likely to try?
Select one:
a. Insulate hot water pipes
b. Insulate your breaker box
c. Insulate cold water pipes
d. Insulate the attic
e. None of the above
Explanation / Answer
7. Even if it takes a long time to shut down the computer and then restart it later, the value of your time is significantly less than the value of the amount of electricity you save by turning off your computer multiple times per day. So keep turning it off and then back on.
Answer: True
By saving the electricity we are minimizing the production of electicity.
8. If you were truly conscientious about energy saving, you would turn off your computer monitor if you're going to walk six blocks to meet a friend for coffee.
Answer:True
May not be more,but still we can turn off our laptops.
10. PV (photovoltaic) technologies use both direct and scattered sunlight to create electricity.
Answer: True
PV technologies use both direct and scattered sunlight to create electricity.
13. The costs of heating and cooling an average home are generally the largest part of a household energy budget.
Answer:True
Households are facing relatively high energy costs.
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