Answer:
Muybridge invented the zoopraxiscope in 1879, a machine that allowed him to project up to two hundred single images on a screen. In 1880 he gave his first presentation of projected moving pictures on a screen to a group at the California School of Fine Arts, thus becoming the father of motion pictures.
A rhythmic group or metrical unit that contains a fixed number of beats, divided on the musical staff by bar lines. Also known as Bar.
look stuff up on youube and practice you will get better
Hello.
The answer is an insulator.
Have a nice day