The bright lines visible in the emission spectrum of an element represent? A.
the energy released by electrons falling back to a ground state.

B. the colors seen when the element is viewed through a prism at room temperature.

C. the number of protons and neutrons present in the nucleus of the atom.

C. Other:

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.

Simple, don't do it. just don't go to that dock

How are period and frequency related to each other? dperiod is the reciprocal of frequency.

The answer is: c. from underground