List the steps in the scientific method
What will be an ideal response?
(1) Make observations.
(2) Ask a question.
(3) Formulate a hypothesis (which includes information from observations).
(4) Make a prediction.
(5) Design an experiment (to test the prediction).
(6) Evaluate the results of the experiment.
(7) Hypothesis supported or rejected (?).
(8) Redefine your hypothesis (based on the experimental results).
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In what ways were the American political and cultural upheavals of the 1960s simply part of a worldwide uprising by affluent young people against traditional authority? Was there anything that made American protest unique compared with similar movements in France, Germany, Czechoslovakia, and other places?
What will be an ideal response?
Meggitt Systems, a company that specializes in extreme-high-temperature accelerometers, is inÂvestigating whether it should update certain equipÂment now or wait and do it later. If the cost now is $280,000, what is the equivalent amount 2 years from now at an interest rate of 12% per year?
What will be an ideal response?
Which of the following describes why fuel cell technology is NOT in mass production?
A) Lack of durability B) High cost C) Insufficient power density D) All of these are correct
Match each item with a statement below.
A. RFID tag that includes a battery B. a reflection of radiation in which the RFID tag reflects the signal sent by an interrogator C. RFID tag that is battery powered and transmits on a periodic basis D. RFID device that uses embedded fibers to reflect a portion of the RF waves emitted by a reader E. a connection between an RFID reader and a tag F. does not include a battery and is powered by the electromagnetic energy in the RF waves G. the RFID device that captures and processes the data received from the tags H. RFID tag that includes a battery that is only used when the tag is interrogated I. RFID tag that includes a thermal or other kind of sensor and can record information about the environmental conditions J. another name for a flexible RFID tag that includes a microprocessor chip, memory, and antenna