Which is a characteristic of all ions? they are made of one type of atom. they have one overall charge. they are made of two or more types of atoms. they have two or more overall charges.

There is no graph to look at on here, but i shall explain them to you. a line graph is just in its title it’s a graph with a line running through the dots to show an increase or decrease. a bar graph is used to show how much or how little something is so a comparison. a scatter plot is used to graph points to tell the data. and i don’t know what a histogram is.

What about pink because im not too fond of red

Sound wavelength of visible light waves

Because there is no air in the jar, the vibrations can not travel through the air and create sound.  (that's why there is no sound in space, there is no air)