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Sensors quick check

A quick check of 3 questions. After you submit, each question shows the right answer and why.

3 of 10 questions, Advanced level. Aimed at the Advanced level, your current depth. Questions you have not answered yet come first.

Show all 10 questions

ScientistQuestion 1 of 3

A kitchen scale's display only changes when the mass on it changes by at least 1 g. Which property of the scale does that 1 g describe?

AdvancedQuestion 2 of 3

Hubble's original wide-angle camera joined four CCD sensors of 0.64 megapixels each. How many megapixels was that in total?

AdvancedQuestion 3 of 3

Using the metrology definitions, explain the difference between a sensor and a measuring transducer, with an example of each.