Quiz: Solar Energy: 2019 Summer B - BIO130: Intro to Environmental Science 2/7 I did some online researches and found out that black objects absorb the light while white objects reflect all the light. Therefore, the black cup will be hotter than the white cup. Not yet graded / 10 pts Question 2 Upload a picture of your solar energy experiment here! Make sure your name is IN the picture. If you worked with (a) lab partner(s), please make sure all of the names in your group are in the picture. Each member of the group may upload the same picture. IMG_3296.jpg () 2 / 2 pts Question 3 The cost of electricity produced by PV cells has increased since the 1980s. True False 2 / 2 pts Question 4 The units of kWh (kiloWatt hours) are used when measuring ___________.
28/7/2019 Quiz: Solar Energy: 2019 Summer B - BIO130: Intro to Environmental Science 3/7 the amount of power, or the potential to deliver energy the amount of energy used/consumed the amount of time that a customer has been consuming energy the amount of energy it takes to move a 1 kg mass a property that only exists in science fiction movies The units of kWh are used to describe the amount of energy used/consumed. The units of kW are used to describe power, and can be converted to energy by multiplying by the time over which the power was applied. In other words, kWh = kW x hours.
You've reached the end of your free preview.
Want to read all 7 pages?