Which picture shows the state of matter with the following characteristics? - has a definite, fixed volume. - has a variable shape. - particles are constantly moving and sliding by one another.

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this

What is happening when the water inside a kettle heats up and begins to boil

How many grams of ammonia are produced when 1.0 mole of nitrogen reacts