An electron travels at the speed of 2.5*10^10 cm per second, calculate this in miles per hour. i need to know this fast!

Rutherford's experiment indicated that matter was not as uniform as it appears what part of his experimental results implied this idea

Describe the difference between a. a hypothesis and a theory and b. an observation and an experiment.

Rocks, as they are compressed, begin forming mountains above the earth's surface when two continental plates converge. the continental crust increases in depth as the mountains grow above. the himalayan mountains formed at a convergent plate boundary in this manner. the rocks are smashed together causing them to due to the intense heat and pressure from the colliding plates and eventually forming rock. a) melt; igneous b) layer; sedimentary c) recrystallize; metamorphic d) melt into the earth's interior; metamorphic