Question

Which of the following is an example of how a scientist might use a model?

A wrench is used to tighten a nut onto a piece of wood.


A microscope is used to magnify a group of cells on a slide.


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


A stopwatch is used to time the rate of a chemical reaction.

Answer 1

C

Explanation:

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

Answer 2

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