10. A toy Nerf gun k=150N/m,m=4.0g is compressed 5.00 cm. What is the maximum height ( straight up vertically ) [4] and range (horizontally). [4] 11. Is light a particle or a wave? Employing terminology, qualitative, and quantitative, that was used in SPH4U. [3]

10. Maximum height: Range: 11. Light exhibits both particle and wave properties (wave-particle duality).