If a converging lens has 30.0cm focal length and is focused on a person 1.00 m away find the image position and the lens magnification. Describe the salt characteristics of the the image

According to the tide table below what time of day will the highest tide occur?

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.

Critical mass is the of material required to produce a chain reaction. a.) minimum amount b.) atomic mass c.) precise amount d.) maximum amount