A 50-g ball moving at 10 m/s in the +x direction suddenly collides head-on with a stationary ball of mass 100 g. If the collision is perfectly elastic, what is the velocity of each ball immediately after the collision?.

The solutions to the inequality y ≤ 2x − 4 are shaded on the graph. which point is a solution? p

What are the costs and benefits of leaving home after high school?

Determine if the situation below is a safe practice: julia needs to hang some industrial shelving, so she carefully selects the correct drill bits for the electrical drill before attempting to screw the shelves into the wall.