88 kg fullback moving east with a speed of 5.0 m/s is tackled by a 97 kg opponent running west at
3.0 m/s, and the collision is perfectly inelastic. What is the speed of the players just after the tackle?
A) 149 m/s
B) 23.1 m/s
C) 7.31 m/s
D) 0.81 m/s

What is the magnification of a real image if the image is 10.0 cm from a mirror and the object is 50.0 cm from the mirror ? use the equation m=-di/do. a. -5.0 b. 5.0 c. 0.20 d. -0.20

Amagnetic field applies forces on: a)static chargesb)moving chargesc)water flow

Which body is in equilibrium? (1) a satellite orbiting earth in a circular orbit (2) a ball falling freely toward the surface of earth (3) a car moving with a constant speed along a straight, level road (4) a projectile at the highest point in its trajectory