Light that has a wavelength of 600 nm strikes a metal surface, and a stream of electrons is ejected from the surface. if light of wavelength 500 nm strikes the surface, the maximum kinetic energy of the electrons emitted from the surface will be

smaller

the same

greater

smaller by a factor of 5/6

unmeasurable

Asimply means that over time there was some sort of change.

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 of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx hurrim timed