[Q]: Sherry is going to use her computer to draw a three-dimensional box. She wants to be able to specify the exact dimensions and angles and to rotate the box as needed on the screen. Which of the following types of programs would Sherry most likely use for this purpose?
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OPTIONS:
- word processing software
- math spreadsheet program
- Internet-based search engine
- computer-aided design program
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[A]: computer-aided design program

[Q]: The elements sulfur (S) and oxygen (O2) combine to form a substance called sulfur dioxide (SO2). Sulfur dioxide is also formed when coal and oil are burned. Sulfur dioxide can best be described as
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OPTIONS:
- a metal
- an atom
- a compound
- a nonreactive gas
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[A]: a compound

[Q]: What energy transformation occurs when an electric lamp is turned on?
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OPTIONS:
- electrical energy to light and heat energy
- light energy to electrical and mechanical energy
- heat energy to electrical and light energy
- electrical energy to mechanical and heat energy
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[A]:
electrical energy to light and heat energy