The term "global warming" refers to A. the warming of regions of the Earth during the summer
B.
increased average temperatures on the Earth's surface
C. changes in temperature as a result of decreased ozone
D. daily changes in temperature, from sunrise to sunset

Which important safety precautions should be taken during a tornado? check all that apply. stay away from doors and windows. move to high ground to avoid flood waters. try to avoid the storm by driving or running. stay outside to avoid being trapped in a building. lie on the floor and cover your head.