An area experiences lack of moisture and precipitation. It also experiences high temperature and winds. Which severe weather event is likely to occur?

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Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture