What is the conversion factor between km/h2 and m/s2?
A) 7.72 × 10-5 m/ s2
B) 2.78 × 10-1 m/ s2
C) 1.30 × 104 m/ s2
D) 3.60 m/ s2
E) 36.0 m/ s2
A
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The cell theory states that all organisms consist of one or more cells, the cell is the basic unit of life, and all cells arise from existing cells. This is a scientific theory. How could the cell theory be disproven?
What will be an ideal response?
A waffle cone has a diameter of 2.5 inches and is 5.5 inches tall. What is the volume of the waffle cone in cubic centimeters?
A) 58 cubic cm B) 150 cubic cm C) 240 cubic cm D) 440 cubic cm E) 620 cubic cm
The special theory of relativity sets a limit on speed. Does it set a limit on momentum?
A) Yes B) No
An ideal Carnot engine is operated as a heat pump to heat a room in the winter. The heat pump delivers heat to the room at the rate of 47 kJ per second and maintains the room at a temperature of 293 K when the outside temperature is 237 K
The power requirement to run the heat pump under these operating conditions is closest to A) 9000 W. B) 7100 W. C) 20,000 W. D) 15,000 W. E) 11,000 W.