Aroom that is 40 feet by 65 feet with a 10-foot-high joisted ceiling will be protected with heat detection. the joists are 12 inches deep and run in the 40-foot direction. the engineer specified heat detectors with a 50-foot listed spacing. how many heat detectors are required for this room?

another example of kinetic energy would be,

kinetic energy   >     moving energy

answer   >   letter choice (c),   a hammer falling off a table.

hope that !                                         : )

the temperature in kelvin of 2.0 dm3 of an ideal gas is doubled and its pressure is increased by a factor of four. what is the final volume of the gas

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2