An object is located 5.0 cm from a convex lens. the lens focuses light at a distance of 10.0 cm. what is the image distance? use the equation attached. a.-10.0 cmb.10.0c.3.33cmd.-3.33cm

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.

After a big snowfall, you take your favorite rocket-powered sled out to a wide field. the field is 195 m across, and you know that your sled accelerates at a rate of 3.65 m/s2 when the rocket is on. how much time will it take the sled to cross the field starting from rest, assuming the rocket is on the whole time?

What is relative velocity? in which condition is relative velocity known by adding the velocity of the first body and that of the second body