Answer the following statement(s) true (T) or false (F)
1. The intensity of solar radiation striking the Earth’s surface is increased when it passes through a thicker layer of atmosphere and when it strikes at an angle rather than vertically.
2. Low ceilings and heating/cooling zones that are separated from one another by closed doors are most efficient for heating a home in a cold climate.
3. Residential solar water heating installations must be passive.
4. Silicon is the most popular semiconductor material for solar cells.
5. PV modules range in output from 10 to 300 watts.
1. FALSE
2. TRUE
3. FALSE
4. TRUE
5. TRUE
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To achieve its independence, the Confederacy had to
A. invade the Union. B. win a decisive military victory on its own soil. C. fight the invading Union army to a draw. D. attract more talented military commanders. E. capture Washington, D.C.
Which type of system is designed to maintain a constant supply air temperature between 50°F and 60°F
year-round? a. VVT b. VAV c. Multi-zone d. Economizer
____ in exterior walls are not counted as wall space.
A. Sliding panels B. Floor-to-ceiling windows C. Corners D. Paneling
When gametes or sex cells form, a process known as ____________________ takes place.
Fill in the blank(s) with the appropriate word(s).