A 63.0-kg sprinter starts a race with an acceleration of

Classical Mechanics 0
The maximum displacement of a mass oscillating about its equilibrium position is 0.2 m, and its maximum speed is 1.2 m/s. What is the period r of its oscillations?

Chemistry 11
An iron bar weighed 664 g. After the bar had been standing in moist air for a month, exactly one-eighth of the iron turned to rust \(\left(\mathrm{Fe}_{2} \mathrm{O}_{3}\right)\). Calculate the final mass of the iron bar and rust.

Calculus For Biology and Medicine (Calculus for Life Sciences Series) 3
Find the smallest perimeter possible for a rectangle whose area is 25 in.2

Molecular Biology of the Cell 6
The four core histones are relatively small proteins with a very high proportion of positively charged amino acids; the positive charge helps the histones bind tightly to DNA, regardless of its nucleotide sequence.

Biochemistry 9
Suggest a possible conclusion from the fact that peptidyl transferase is one of the most conserved sequences in all of biology.

Physical Science 11
A generalized mental image of an object is a (an) a. definition. b. impression. c. concept. d. mental picture

College Physics: Explore and Apply 2
A pendulum clock is moved from the Mississippi Delta region to the Rocky Mountains. Will the clock run faster or slower in the Rockies? Why? How can it be adjusted to compensate for this change? Describe your assumptions.