Finger swipe speed. Your smartphone square touch screen measures 10 cm x 10 cm and implements a 100 x 100 switch array. A horizontal finger swipe must activate at least 25 columns in any particular row within 0.5 seconds. What is the minimum speed (m/s) that your finger must travel to form a valid finger swipe?

What will be an ideal response?


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Larger conductors such as power cable can be cut using _____.

a. side-cut pliers b. a PVC cutter c. ratchet-type cable cutters d. a reciprocating saw

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Turbines can be powered by which of the following? (Select all that apply.)

a. Steam b. Gas c. Liquid (hydraulic) d. Wind

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Which of the following is a mother breed of swine?

a. Duroc c. Landrace b. Hampshire d. Santa Gertrudis

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Consumers' right to know:

a. Is a value judgment. b. Is becoming established policy. c. Is a controversial issue. d. a and c above. e. All of the above.

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