Test Bank For CHEM2 Chemistry in Your World 2nd Edition By Hogg
- Which activity comes first in the scientific method?
- Which is considered a physical science?
- A scientist is trying to make a new insecticide that will be more toxic to flies, but less toxic to humans than insecticides now available. The scientist is engaged in
- Which technology described in this chapter required the most time from idea to use?
|d.||X-rays in medicine|
- The discovery of Teflon® was
|a.||an example of planned research.|
|c.||eventually damaging to the ozone layer.|
|d.||deemed useless by the discoverer’s company.|
- Which of the following are linked to the release of CFCs?
|a.||“ozone holes” in the stratosphere|
|b.||increased air pollution|
|c.||drinking water pollution|
|d.||increased food spoilage|
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