A space craft is traveling in interplanetary space at a constant velocity. what is the estimated distance traveled by the space craft in 9.50 seconds?
A. 2.30 x 10^2 kil
B. 2.42 x 10^2 kil
C. 2.51 x 10^2 kil
D. 3.02 x 10^2 kil

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.