Which statements describe convergent boundaries? check all that apply.

a. rifts form.
b. subduction occurs.
c. island arcs form in the sea.
d. mid-ocean ridges mark locations.
e. volcanic mountains form on land.

This is the diveristy of ecosystems natural communites and habits it is the variety of ways that species interact with each other and their environment

What do lava flows made of aa indicate about the type of volcanic eruption that occurred? a. the eruption was viscous. b. the eruption was pyroclastic. c. the eruption was explosive. d. the eruption was quite. !

Which of these is most likely to happen if parallax measurements of star distances are taken after a gap of six months? the results would be accurate the results would be inconsistent the results would not be valid the results would not be repeated