Paragraph comprehension · Difficulty 2
Try this ASVAB-style question.
Choose your answer before opening the explanation. This original practice item is for preparation and does not reproduce an official test question.
Recycling aluminum requires much less energy than producing aluminum from ore. Collection and sorting still require resources, but the overall energy savings are substantial. What is the main idea?
- Aluminum cannot be sorted
- Recycling aluminum generally saves energy
- Ore requires no processing
- Collection uses more energy than production
Reveal answer and explanation
Recycling aluminum generally saves energy
The paragraph emphasizes the overall energy savings from recycling aluminum.