Provide evidence relating sound and vibrations Practice Test

Which investigation provides evidence relating to sound and vibrations?

Investigation 1: Jack hits a tuning fork on a desk and watches it move back and forth and hears a noise when he moves close. Jack observes a still tuning fork and hears nothing.

Investigation 2: Amber feels rumbling and hears growling in her stomach so she eats mac and cheese for lunch.

Which investigation does NOT provide evidence relating to sound and vibrations?

Investigation 1: Austin plays a song in the talent show with a guitar he's made. He put four rubber bands over the opening of an empty tissue box and plucks them. When they move it makes music.

Investigation 2: Kim treats her friends poorly and says mean things to them in the science lab. She was trying to hit them with the ruler and snap them with rubber bands. They asked her to stop.