OOR Two balls, each with a mass of 0.5 kg, collide on a pool
table. Is the law of conservation of momentum satisfied
in this collision? Explain why or why not.
8
0 m/s
8

Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.

Avolcano erupts next to a grassland area in a valley. a. describe three ways in which material released by the volcano could impact the grassland area. b. describe three ways in which the grassland ecosystem could recover after a volcanic eruption.

How can you increase the strength of an electromagnet?