Which of the following is a characteristic of the sun energy arrive on earth a. it cannot travel through the air b. it cannot travel through space c. it is made up of rays of varying frequencies. d. it is made up of rays of the same wavelength

Suppose a soccer ball is kicked from the ground at an angle 20.0º above the horizontal at 8.00 m/s. the y-velocity is determined to be 2.74 m/s. how long will the ball be in the air? assume the ball lands at the same height at which it was kicked.