If a volume of air is warmed, it expands. If a volume of air expands, it
A. cools.
B. warms.
C. neither of these
D. not enough information
Answer: A
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The percentage by which a population grows in a year is called ________. Most of this growth occurs in ________ countries. The Continent with the highest rate is ________
A) growth rate, populated, South Asia B) doubling time, populated, Asia C) natural increase rate, industrial, Asia D) natural increase rate, developing, Africa E) doubling time, developing, Africa
Which of these regions would be classified as a tropical rainforest?
a. Atacama b. Amazon Basin c. Bangladesh d. North Africa e. Eastern United States
The radiation coming from the Sun is most plentiful at 0.5 micrometers. The most plentiful radiation coming from the Earth is at ________ micrometer(s)
A) 0 B) 0.5 C) 2 D) 5 E) 10
Consumer electronics and their components (e.g., batteries, printer ink cartridges, CDs) are becoming increasingly a major portion of our trash. Suggest at least three ways to reduce waste caused by electronics and their components.
What will be an ideal response?