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29 July, 06:59

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

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

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

C. Stopwatches measure the amount of time it takes for runners to complete a mile

D. Microscopes are used to magnify a group of cells on sets of slides

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Answers (2)
  1. 29 July, 07:21
    0
    The answer is 100% A

    The slinky is the model ... it simulates a wave.

    A wrench, stopwatch, or microscope is not a model.
  2. 29 July, 07:29
    0
    D Microscopes

    because they use them for DNA

    a, b, and c, all you an item that can be used and not tested with.
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