An 80 kg skater raises one leg such that all his weight is on one skate blade, which measures 12 inches long and 0.01 inches wide. the resulting pressure beneath the blade is about 100 atm. by how much is the melting point of water lowered under the skate blade

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.

Which statement correctly describes the relationship between frequency and wavelength?

Which describes increasing the efficiency of energy resource