Q: During subduction, one tectonic plate is forced below another. The subducting plate is forced into the
A: asthenosphere.
Q: Sophie investigates the water supply at her school and the things that affect it. Which action is a direct observation?
A: tasting water from a water fountain
Q: In some national parks, controlled fires are maintained by firefighters. Which of these is one of the major reasons for using controlled burns to maintain certain ecosystems?
A: to rid the forest floor of accumulated deadwood and brush
Q: Which is an example of a chemical change?
A:
a nail rusting in water