Although the heliocentric model of the solar system was originally proposed by

What is a small water source like a stream or brook?

Which of the following is evidence to the past existence of glaciers?

Which statement about portugal is not true? a. it granted independence to its last colony in 1975 b. it has avoided conflict with spain c. it was a leader in european world exploration in the 1400s d. its economy is changing from agricultural to industrial b. it has avoided conflict with spain