Former nfl punter ray guy holds the record for the longest hangtime on a punt. if the ball leaves with an upward velocity of 128 ft/s from an initial height of 4 feet, how long will the ball be in the air? use the formula 2003-19-06-00-00_files/i013.jpg, where h is the height of the ball in feet and t is the time in seconds since it is kicked. round your answer to the nearest tenth.
a.
2.7 seconds
b.
3.0 seconds
c.
5.6 seconds
d.
8.0 seconds

The friction red blood cells encounter when moving past each other. cardiac output: the amount of friction blood encounters during flow through blood vessels. blood pressure: the force of the blood against the vessel wall. blood viscosity: the volume of blood pumped out by one ventricle each minute.

Acar company is testing seatbelts using crash test dummies. the company finds that when cars come to a sudden stop, the crash test dummies' bodies continue to move forward. the seat belt keeps the crash test dummies from hitting the back of the seat in front of them. why do the crash test dummies' bodies continue to move forward even though the car stopped? a. the friction opposing their bodies' movement keeps them in motion. b. the inertia of their bodies keeps them in motion. c. the forward acceleration of the car keeps them in motion. d. the gravity pulling on the car keeps them in motion.

Make a claim about the factors that cause inherited genetic variations within populations. also make a claim about the effects of mutations.