Question 4 (1 point) What type of pulley system is depicted in the image below

1-fixed pulley
2-movable pulley
3-block and tackle

What makes thermal imaging cameras useful? they can detect differences in color. they can detect differences in wave speeds. they can detect differences in temperature. they can detect mechanical waves.

What determines the amount of inertia an object has

The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?