What is the best description of the paths of s waves and p waves? a. s waves travel through earth's interior. p waves travel along the surface of earth's crust. b. s waves travel through solids, liquids, and gasses. p waves travel through solids or very dense, glassy liquids. c. s waves travel through solids or very dense, glassy liquids. p waves travel through solids, liquids, and gasses. d. s waves travel along the surface of earth's crust. p waves travel through earth's interior.

An atom of nitrogen had seven protons in its nucleus. how many electrons does it have

When water freezes, it . contracts expands

For a to be healthy, it has to have lots of different kinds of plants and animals. all of the different types of plants and animals in an ecosystem. name four types of ecosystems from those listed in the video. b) c) d) most living things live here. all living things depend on how an ecosystem like a game of sticks? why should we build new buildings on existing land? name four extinct species from those listed in the video. b) c) d) the best way to wipe out a species is to the largest ecosystem in the world is this percent of the world is covered by water. how many of all species in the world live in the ocean? list five things you can do to increase biodiversity. b) c) d) e) how many species are we losing per hour?