You are out in your sail-boat and the wind stops blowing when you are 20 meters from
the shore - you are stuck. You have no
paddles in the boat, and are not able to reach
the water to push with your body. Use
Newton's 3rd Law of Motion to explain how
you can get to share using the crates of
apples you find in the boat.

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 simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle

Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is