Which statement describes P waves? They start as surface waves.
They travel through liquids.
They vibrate from side to side.
They move slower than S waves.

Ahill is made of rock particles of different sizes. which of these agents of erosion probably caused the hill to form?

Study the image. which feature is modeled in the diagram? check all that apply. 1 a convergent boundary is formed. 2 continental plates are colliding. 3 two plates are forming a divergent boundary. 4 continental plates are sliding past each other. 5 several mid-ocean ridges are formed on earth’s surface.

Which factors add to the greenhouse effect and are caused by human activities?