Herbaceous plants provide support for the plant through the pressure of water in the stem tissue
Indicate whether the statement is true or false
T
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How was Sir William Grove’s device constructed?
What will be an ideal response?
You built a deck 12 feet by 16 feet with 4-foot wide steps. You used 6-inch deck boards for the floor. You built a railing on the outside using two 2X4s at the top and bottom with a deck board top. The spindles are spaced on 4-inch or less centers.
a. How many square feet are in the deck? b. How many deck boards are needed for the floor running the length of the deck? c. How many of what length 2X4s and deck boards are needed for the railing? d. Approximately how many spindles are needed?
A gauge standard is used to calibrate a micrometer.
Answer the following statement true (T) or false (F)
How can an air-source heat pump heat when the outdoor temperature is cold?
A) All heating is accomplished with electrical resistance heaters, so the air temperature is irrelevant. B) Air-source heat pumps only use the outdoor air in the cooling season. C) The friction of the air passing over the outdoor coil raises the temperature. D) All molecules contain some heat until they reach absolute zero (-460°F).