4. You will not receive the same questions every time you take the exam. If you have trouble working these problems, consult Chapter E and Appendix 1 in your text.
D
Question 4
1 pts
A person's heartbeat is 99 beats per minute. If his/her heart beats 3.1e9 times in a lifetime, how
long (in whole years) does the person live? Disregard leap years.
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c
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ASUS VivoBook

question: ray weighs 100 kilograms, his wrestling partner, bobby, weighs 50 kilograms. if ray moves at 4 m s , how fast will bobby have to run at him to apply an equal amount of kinetic energy?

answer: 8 m/s he needs to run twice as fast to keep up so he has some work to do

explanation:   if the mass has units of kilograms and the velocity of meters per second, the kinetic energy has units of kilograms-meters squared per second squared.

question answered by

(jacemorris04)

the answer your looking for is c).