U.S. hydropower dam construction was greatest during the ________
A) industrial revolution
B) 1970s to 2000
C) 1960s
D) early 21st century
E) late 1800s
C
You might also like to view...
The waters off the coast of Peru are normally
A) warm because of a current bringing warm water from the north and upwelling conditions. B) cold because of a current bringing cold water from the south and upwelling conditions. C) cold because of a current bringing cold water from the north and sinking water. D) warm because of a current bringing warm water from the north and sinking water.
Many strategies have been used to control leafy spurge, including the deliberate introduction of different species of flea beetles that feed on leafy spurge. Each flea beetle female may lay about 200 eggs in her one-year life span
In places where flea beetle introductions have quickly established large populations that have grown and stabilized, the population growth of these beetles most likely looked like which of these on a graph? A) A straight increasing line B) A J-shaped curve C) An S-shaped curve D) An upside down U-curve
Describe the various ways in which streams can transport material
What will be an ideal response?
When eccentricity, obliquity, and precession are all overlapping to have the most significant impact on the Earth's climate, what is happening to the climate?
A) Climate is cooling B) Climate is warming C) Climate is stagnant