When catching a fast-moving baseball with your bare hand, you extend your hand forward to allow the ball to ride backward with your hand. The catching force is thereby reduced because the
A. time of the catch is decreased.
B. relative velocity is less.
C. time of catch is increased.
D. relative velocity is greater.
Answer: C
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Which of the following is a lesson that we as historians can learn from the reforms of the Gracchi, and their subsequent significance for the Roman Republic?
A) The political violence against the Gracchi set a dangerous precedent B) The proposed laws showed a growing conflict between the rich and the poor in the Roman state C) The Gracchi got a lot of popular support, which suggested that their proposed reforms would be championed again by later politicians D) All of the above
Which of the following is a method that governments use to improve urban transportation?
A) Provide motorcycle lanes in the center of rail lines. B) Provide bicycle lanes on freeways. C) Give tax rebates to people who use only public transportation. D) Designate lanes as carpool-only. E) Make some public buildings and some communities accessible only by public transportation.
Katabatic winds are
A) another name for mountain-valley breezes. B) localized winds associated with sea-breezes. C) regional-scale, gravity-driven winds that bring high density air downslope. D) usually weaker than local winds, but significant due to the area they cover. E) uncommon in areas with extremely cold conditions, such as Greenland or Antarctica.
What are the three farming patterns that are found in Southeast Asia, and generally where are each of these patterns found?
What will be an ideal response?