Describe the system of measurement most scientists use when collecting data and doing experiments

The basic measurement units scientists use when collecting data for length is meter, time is seconds, mass is grams, and volume is liter. These units can be measured with variety of tools, you can use google to figure that out. Hope this helped.

Explanation:

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stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms