Today, you will use the Photoelectric Effect PhET Lab to explore what happens when light interacts with matter. Light can diffract and refract, like water waves, indicating that light behaves like a wave. However, light sometimes behaves like a particle. How do we know that light behaves like a particle

Which component of the earth’s atmosphere is decreased due to photosynthesis?

12. ritu obtained a distinct image of a distant tree on the screen with the of a concave mirror. to find the focal length of the mirror she has to measure the distance between: (a) mirror and the tree. (b) screen and the tree.(c) mirror and the screen. (d) mirror and tree as well as between screen and the tree.

What is the main difference between the formulas for kinetic energy (ke) and gravitational potential energy (pe)? a. ke depends on position and pe depends on motion. b. ke depends on motion and pe depends on position. c. both energies depend on motion, but only ke depends on position. d. both energies depend on position, but only pe depends on motion.