Si dos contenedores del mismo volumen, uno lleno de agua y otro de leche, y un orificio en la misma posición, la velocidad de salida sería la misma?? URGENTE

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.

Which best represents the law of conservation of mass ?

Which articulations allow for greatest range of motion?