Which of these human activities is oldest: science, engineering, or technology?
What will be an ideal response?
This question is like “What comes fi rst: the chicken or the egg?” It cannot be answered. The important thing here is how the claims are backed up. Students might claim technology because engineering and science have technology components; or they may claim technology because it involves attempts to solve human problems and early humans probably had so many problems that at fi rst they had little time to worry
about “what is” or creating “what never has been.”
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A simple reciprocating engine has a cylinder, a piston, a connecting rod, and a crankshaft.
Answer the following statement true (T) or false (F)
? Identify and state the historical significance of Coxey's Army.
What will be an ideal response?
The major source of _____ is the water taken in by the plant
a. Oxygen c. Nitrogen b. Hydrogen d. Arsenic
A person is shocked when:
A) They become part of a complete circuit. B) They touch either a live wire or a grounded wire. C) They touch a live wire. D) They touch a grounded wire.