True or false precipitation can take the form of rain sleet hail or snow

Given: circle a externally tangent to circle b. how many possible common tangents to circles a and b can exist? 2 3 4

Fossils of glossopteris, an extinct fern, were discovered on which continents to support the theory of continental drift? check all that apply.

Qual é a diferença entre a pecuária transumante e a pecuária nômade? o que impulsiona cada uma delas?