If there is a lane use signal displayed above the lane you are using, you must prepare to leave the lane if you see .

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage

While goofing off at the ice skating rink, a student takes off her shoes and places each of them on the ice. her friend, a hockey player, then shoots a hockey puck at each shoe. the first puck immediately comes to rest after it collides with the left shoe. the second puck rebounds after it collides with the right shoe. if each hockey puck has the same incoming speed, which shoe has greater speed after the collision? the right shoe. both shoes have the same speed. the left shoe.