Chapter 12 Questions 2

Question 1

Which IS NOT a nonrenewable source

Oil, coal, natural gas, wind, nuclear fuels

Answer 1

Wind

Question 2

global transfer energy from fuels to electricity is 35% is a consequence of

Answer 2

Second law of thermodynamics

Energy always will lose some energy when transformed

Question 3

Which is the most fuel efficient?

Train, bus, plane, car

Answer 3

Train

Question 4

What isn’t associated with surface mining of coal

1. Low death rates ; 2. Land subsidence & collapse; 3. Large likes of tailings; 4. Underground tunnels ; 5. Acid runoff

Answer 4

Land subsidence and collapse

Question 5

What is right about petroleum:

1. From decay of plants ; 2. Has Nat gas & oil ; 3. Migrates through pore space in rocks

Answer 5

2 & 3 only

Question 6

Nuc power plants produce every from the radioactive decay of…?

Answer 6

Uranium 235

Question 7

In the US most high level radioactive waste is where?

Answer 7

Stores at the power plants that it was from

Question 8

A radioactive isotope has a half life of 40 years; radioactive level of 4 curies. How many years until the level reaches .25 curies?

Answer 8

160

Question 9

What is responsible for the largest fraction of electricity generation in the US?

Answer 9

Coal

Question 10

What does the Hubbert Curve show?

Answer 10

The point which world oil production will reach a max & the point it will run out