4. A lion starts at rest 26 m away from a clueless Jordan and charges towards him at a constant velocity of +50km/h. It takes Jordan 1 s to react to the lion, turn around and begin
running at a velocity of +5 m/s towards his vehicle. Jordan's Land Rover is parked 6 m away
from him and on the same axis as the lion's charge.

a. If Jordan escapes, how far behind him is the lion?
b. If Jordan is caught, how far is he from the Land Rover?

What is a view of science and psychology that says the value of knowledge depends on its usefulness? a. pragmatism b. psychotherapy c. physiology

The total amount of energy contained in an object

Two loudspeakers, 5.5 m apart and facing each other, play identical sounds of the same frequency. you stand halfway between them, where there is a maximum of sound intensity. moving from this point toward one of the speakers, you encounter a minimum of sound intensity when you have moved 0.33 m . assume the speed of sound is 340 m/s.part a) what is the frequency of the sound? part b) if the frequency is then increased while you remain 0.21 m from the center, what is the first frequency for which that location will be a maximum of sound intensity? express your answer to two significant figures and include the appropriate units.