The chief commercial crop of Pakistan is
A. cotton
B. jute
C. dates
D. sugar
A. cotton
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Entering a new job at a small medical testing facility, Ben is cautioned to handle certain chemicals carefully. Wondering what harm some of these chemicals can potentially cause, Ben asks a coworker
The coworker says, "Well, I think they can cause cancer if you breathe the fumes." Ben wants to be certain. According to OSHA guidelines, Ben should A) read the relevant material safety data sheets. B) search the Internet for medical articles related to these compounds. C) ask the supervisors about the dangers of the substances he handles. D) check the information on the HAZMAT signs in his workplace.
Los Angeles has minimal air pollution because it is protected on three sides by mountains.?
Answer the following statement true (T) or false (F)
Match the deformation with the correct definition
A) Rocks will change shape due to pressure but return to their original state when pressure is released. B) Rocks will shatter due to pressure. C) Rocks will change. 1) Elastic deformation 2) Ductile deformation 3) Brittle deformation
Which of the following refers to the speed at which the atoms in a substance are vibrating?
A) Latent heat B) Rotation C) Heat D) Energy E) Angle of incidence