Engineering, 23.12.2019 21:31 kamkam1713

Which of the following is true of dead zones? a. they are formed when a volcanic eruption covers the soil with ash. b. they are caused by an increase in the saltiness of the land, making the land infertile. c. they are formed when a specific area lacks nutrients and vitamins. d. they are formed when excess oxygen accumulates in a specific region. e. they are caused by algae blooms that occur when agricultural fertilizers and waste runoff enter natural waterways

Answers: 1

Show answers

Other questions on the subject: Engineering

Engineering, 03.07.2019 14:10, makaylashrout77

Amass of 1.5 kg of air at 120 kpa and 24°c is contained in a gas-tight, frictionless piston-cylinder device. the air is now compressed to a final pressure of 720 kpa. during the process, heat is transferred from the air such that the temperature inside the cylinder remains constant. calculate the boundary work input during this process.

Answers: 2

continue

Engineering, 04.07.2019 18:10, sarahgrindstaff123

Afluid flows with a velocity field given by v=(x/t)i.. determine the local and convective accelerations when x=3 and t=1.

Answers: 2

continue

Engineering, 04.07.2019 18:10, ijohnh14

Shafts are machine elements that are used to a) carry axial loads b) direct shear loads c) transmit power d) rotate at constant speed e) none of the above circular and square shafts subjected to the same torque under the same circum behave a) the same way b) almost the same way

Answers: 2

continue

Engineering, 04.07.2019 18:20, ashleyjaslin

Derive the correction factor formula for conical nozzle i=-(1+ cosa) and calculate the nozzle angle correction factor for a nozzle whose divergence hal-fangle is 13 (hint: assume that all the mass flow originates at the apex of the cone.

Answers: 3

continue

You know the right answer?

Which of the following is true of dead zones? a. they are formed when a volcanic eruption covers th...