Which of the following is most responsible for the formation of new crust at the edge of a tectonic plate? mountain building at a continent-continent convergent boundary
magma rising up from the mantle at a divergent boundary
two tectonic plates sliding past one another at a transform boundary
subduction of one oceanic plate under another at a convergent boundary
A

Which muscle is responsible for inhalation ?

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.

Which statement describes compounds a. compounds are made of one type of atom. b. compounds cannot be represented by models. c. compounds are represented by chemical formulas. d. compounds cannot be broken down into simpler forms.