Which statement belongs in the area marked X?
often involve many species
often involve lichens
feature very stable environments
feature very diverse environments

Identify which properties could correspond to solids, plasmas, or both. maintain a unique shape. collide infrequently with other particles. have very high velocities. conduct electricity. protons. have a low temperature. has long-range order.

What diagram shows the ionic compound of magnesium oxide

Which of the following electromagnetic waves can create ions?