A spacewalker and a massive asteroid move toward each other under the influence of gravity. Which force, if either, is greater?
A. The force on the asteroid.
B. Depends on distance of separation.
C. Both forces are equally strong.
D. The force on the spacewalker.
Answer: C
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Answer the following statement true (T) or false (F)
The majority of wind transport of coarser particles occurs by:
a. creep b. suspension c. saltation d. all of the above
What is the largest and highly biodiverse island near Africa?
A) Madagascar B) Mauritius C) Sao Tome D) Cape Verde E) Mozambique
What event occurred in 1986 that caused a general public shift in interest in nuclear energy?
A) Earthquakes impacting Japan's nuclear power plants. B) The Chernobyl nuclear accident. C) Global climate change due to burning fossil fuels was first well documented. D) Solar and wind technologies were revealed that could replace nuclear technologies.