The line where two pitched roofs meet is called a ____.
A. valley
B. hill
C. ridge
D. rise
Answer: A
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JSAs improve hazard awareness because _____.
a. unknown or unforeseen hazards may be uncovered b. results are posted at the work site every week c. OSHA publishes quarterly reports on the findings d. most workers want to take shortcuts
GFCI protection is required on all 125V, single-phase, 15A and 20A nonlocking type receptacles that are used to assemble or disassemble rides, amusements, or concessions, or when exposed to the _____.
a. general public b. environment c. operator d. ground
Cells that use more energy contain fewer mitochondria than those that are less active.
Answer the following statement true (T) or false (F)
Which of the following is heat added to raise water from freezing to the boiling point?
a. kinetic energy b. latent heat c. latent heat of fusion d. sensible heat