Which of the following is an example of how a scientist might use a model? question 1 options: a stopwatch is used to time the rate of a chemical reaction. a microscope is used to magnify a group of cells on a slide. a wrench is used to tighten a nut onto a piece of wood. the end of a slinky is moved vertically up and down to simulate a wave.

The correct answer is option The end of a slinky is moved vertically up and down to simulate a wave.

The scientific model is the visual description of the ,ideas or a phenomenon, which cannot be experienced directly. The movement of the waves cannot be experienced directly. So, the scientist or a person use slinky to vertically up and down to describe the nature of waves.

the answer is yes, they are born/created, then they grow to their limit then produce offspring, then die.