Iron is a type of metal that has a shiny surface. However, iron can rust easily. Explain.​

This active feature of earth's crust in building mountain ranges as well as islands. this feature is a a) cavern. b) earthquake. c) mountain. d) volcano.

Why do cells appear different in distilled water than they do in 10% salt water?

Which property of a rock remains unchanged by mechanical weathering? a. total surface area b. size and shape c. mineral composition d. sharpness