Desert landforms referred to as fans can be made by _____
a. streams and debris flows
b. salt weathering and the wind
c. dune migration and rockfall
d. groundwater evaporation and weathering
e. solution and abrasion
a
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Infant mortality rate refers to the number of children out of 1,000 that die
a. before birth b. in their first month c. in the first half-year of life d. by their first birthday e. by their fifth birthday
Which of the following is true regarding fuel cell technology?
A. They are only about 40-45% efficient. B. They must receive a constant supply of water and oxygen. C. They must be recharged with an electrical current. D. They were first designed by NASA. E. A fuel cell stack providing all of the electricity for a typical home is not feasible because it would be too large.
Total fertility rate (TFR) is high when women marry early and have many children over a long span of years
Indicate whether the statement is true or false
Climate models predict global warming will increase temperatures at every location on Earth.
Answer the following statement true (T) or false (F)