What is it called when lava when it erupts from the surface through volcanoes.

Which events are likely to be catastrophic to an ecosystem? select the three correct answers. a-hurricane. b-steady population growth. c-seasonal flooding. d-introducing of an aggressive invasive species. e-tsunami.

Which of these statements are true about scientific theories and hypothesis

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million