Relative Velocity: A swimmer heading directly across a river that is 200 m wide reaches the opposite bank in 6 min 40 s. During this swim, she is swept downstream 480 m. How fast can she swim in still water?
A. 0.50 m/s
B. 0.80 m/s
C. 1.2 m/s
D. 1.4 m/s
E. 1.8 m/s
Answer: A
You might also like to view...
The solar nebula theory is NOT able to explain which of the following observed characteristics of the solar system? Another theory would be needed
a. Common direction of rotation of the planets. b. Common direction of revolution of the planets. c. The formation of hydrogen atoms in the solar system from subatomic particles. d. The density of the Jovian planets.
______ is a nongraphical display browser.
A. Chrome B. Edge C. Safari D. Lynx
The maximum mass of a white dwarf is about ________ times the mass of the Sun
Fill in the blank(s) with correct word
You push horizontally on a 120-N box that is initially resting on a horizontal table. The coefficient of static friction between the box and the table is 0.75, and the coefficient of kinetic friction is 0.40
Find the friction force on the box if the push is equal to (a) 84 N; (b) 94 N.