An object travels 10 meters right, 3 meters left. what is the displacement

Which of the following would not be taken into consideration when describing the quality of a sound

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.

Do you agree with scientist’s prediction about the warming of alaska and other polar regions?