(I just picked a random subject, sorry) Also, the graph being spoken of is a H-R Graph if that helps in any way

What are the characteristics of the stars that do not conform to the graph's trend?​

*drag each tile to the correct location in the sequence* the table shows chronological events in the life of our sun, a medium-sized star. place the missing events into the correct rows of the table.

The horizontal blue line through the middle of the lens is called the optical axis. as the lamp is moved above or below the axis, keeping the horizontal distance to the center of the lens constant, how does the horizontal distance from the lens to the image change?

The receptor cells that convert light energy into neural signals are called