Controlled intersections use some form of which of the following?

flashing signal lights
circular arrows
signal lights
all of the above

What's erosion? a. the breakdown of rock into smaller pieces b. the removal of weathered products from rock c. a change in rock resulting from exposure to water d. a chemical change in rock that weakens it

Asap! ! ! ! true or false the gobi desert, the largest desert in asia. covers parts of northern china and southern russia

What are canada’s major boundaries?