A bowling ball of mass 9 kg hits a wall going 11 m/s and rebounds at a speed of 8 m/s. What was the impulse applied to the bowling ball?
A. 171 kg•m/s
B. 27 kg•m/s
C. 99 kg•m/s
D. 72 kg-m/s

The us government wants to allocate billions of dollars in the next 10 years to assure our future energy security. the funds will be spread among a variety of possible energy resources. where do you think the government should put the greatest support: solar energy, wind energy, clean coal, oil exploration, gas exploration, or a combination of sources? are there other efforts that should be explored? support your position with cited information for both questions.

Which of the following is not am example of a polymer? protein nylon kevlar concreta

Which boundary is associated with the building of the himalaya mountains? convergent transform divergent hot spot