In 1974, after the province of Quebec declared French to be its official language.
the province seceded from Canada
all Canadians learned French
the economy was weakened
the Quebecois learned French

Match the graph type to its description. 1. uses symbols to describe information pie 2. compares different quantities at the same point in time line 3. compares increases and decreases in a quantity over a period of time bar 4. shows the relationship of parts to each other and to the whole pictograph

17. the soil erosion pictured here is the result of what? a. harvesting renewable resources at a rate greater than the sustainable yield b. a mudslide caused by excessive rains c. harvesting renewable resources at a rate lower than the sustainable yield d. the transition between geologic eras and eons

Explain how earths tilt and revolution around the sun affects weather and climate