At a particular instant, a football has a velocity of 25 ms-¹ and it's direction makes an angle of 30° above horizontal. Determine the vertical and horizontal components of it's velocity

Question part points submissions used suppose that 2 j of work is needed to stretch a spring from its natural length of 26 cm to a length of 36 cm. (a) how much work is needed to stretch the spring from 28 cm to 32 cm? (round your answer to two decimal places.)