When light encounters a barrier with slits cut it in it, the light will bend through the slits creating a pattern like that seen in the image. what behavior of light is responsible for this pattern?
a)diffraction
b)rarefaction
c)reflection
d)refraction

Asatellite component is in the shape of a cube with 10cm edges, has an evenly distributed mass of 2 kg and one bolt hole at each of four corners. if the maximum predicted random vibration environment is 10 grms, what bolt size would be a good choice for restraint? what other factors might drive bolt size besides force/stress?

Aball of mass 0.3kg is released from rest at a height of 8m.how fast is it going when it hits the ground? accleration due to gravity is g=9.8m/s

Which statements did both aristotle and ptolemy assume? check all that apply.