The carbon flux to the oceans is approximately 30.3 * 1012 kg/yr. The approximately steady-state mass of carbon in the oceans in 40*1012 kg. How long, on average, is carbon likely to remain in the atmosphere before cycling through another repository? How much longer or shorter is this than the residence tie of carbon in the atmosphere?
What will be an ideal response?
From Example 6.7, carbon dioxide only spends 0.133 years in the atmosphere.
Thus, CO2 spends nearly 10,000 times as long in the oceans compared to the atmosphere.
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A parts dealer has a markup of 34%. The dealer purchases $627.00 worth of parts. What would be the selling price for th?ese parts?
Fill in the blank(s) with the appropriate word(s).
A vehicle is hoisted during routine service and the service technician discovers that the left front wheel does not turn when force is applied. Technician A says that the hoist (lift) pads could be against the left front tire. Technician B says that there could be a brake fluid restriction between the master cylinder and the brakes. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
A 120-V rms, 60-Hz electric hair dryer consumes 600 W at a lagging pf of 0.92. Calculate the rms-valued current drawn by the dryer. How would you power factor correct this to a value of 0.95?
What will be an ideal response?
When rigging a load, the center of gravity must be _____
a. at least six inches above the hook b. at least one inch above the hook c. even with the hook d. below the hook