Devices that convert solar energy directly into electrical energy are called ____.
A. solar thermal systems
B. passive solar systems
C. active solar heating systems
D. photovoltaic cells
E. concentrated solar plants
Answer: D
You might also like to view...
The impulse-momentum relationship Ft = change in mv, applies to a fast-moving baseball hitting a bat with a force F. Then t in the equation is the time
A. of reflex as the bat responds to being hit. B. of contact of the ball and the bat. C. the ball falls before hitting the player. D. all of the above
Relative dating of geologic events was not possible before the discovery of radioactivity in the late 19th century
a. True b. False
The Antarctic Bottom Water in the Pacific retains its characteristics for up to 1,600 years
Indicate whether the statement is true or false
By most measures, the leading manufacturing nation in the world is
A. England B. Europe C. France D. China