Two men push a bobsled with a total force of 250 Newtons. The combined mass of the men and the bobsled is 230 kilograms.
Ignoring friction, what is the acceleration of the bobsled??(
F = ma)

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.

If a star is moving toward earth, it is

What is the celsius value for 65 farenhiet