PLEASE HELP ME!! Live Worksheet: Heating and Cooling curves.
really need help! I Don’t understand!! :(
If you don’t mind please explain me the answers :)

GIVING 50-100POINTS!!

11. you want to calculate the displacement of an object thrown over a bridge. using -10 m/s2 for acceleration due to gravity, what would be the total displacement of the object if it took 8 seconds before hitting the water?

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.

How to tell if a molecule is polar or nonpolar with electronegativity