Question

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

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

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

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

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

Answer 1

Well lower the answers Down to answer 4 and 1 because they might seem weird but are really smart but answer number on should be the answer

Answer 2

number 4 is the answer i hope this help you have a great day