In a penalty kick, a soccer player kicks the ball from ground level with an initial velocity of .5.0 m/s,20.0^ above the horizontal . Assume that air resistance is negligible . What is the maximum height , y max of the soccer ball ? A)0.51
B)3.2
C)3.7
D)8.6

What is the flight time of the soccer ball in the previous problem?
A)0.76 s
B)0.87 s
C) 1.3 s
D) 1.7 s

What is the measure of how much matter is in an object and that can be measured using a balance? a. height b. volume c. weight d. mass

Frequency of electromagnetic waves that a radio station is assigned is called

Athin nonconducting rod with a uniform distribution of positive charge q is bent into a circle of radius r. the central perpendicular axis through the ring is a z-axis, with the origin at the center of the ring. a) what is the magnitude of the electric field due to the rod at z = 0? n/c (b) what is the magnitude of the electric field due to the rod at z = infinity? n/c (c) in terms of r, at what positive value of z is that magnitude maximum? r (d) if r = 4.00 cm and q = 9.00 µc, what is the maximum magnitude? n/c