Natural disasters plague all areas of the world. In North America, the western coast of the United States experiences earthquakes, while the interior of the country is at risk for tornados. Areas of East Asia endure typhoons. Volcanic eruptions threaten places as far apart as Italy, Hawaii, Chile, and the Congo. What causes certain disasters to occur in certain areas? Which of the physical factors that you’ve studied impact the development of natural disasters the most?

Which sequence of transformations on preimage ∆abc will not produce the image ∆a'b'c'? a. reflection across the line y = x b. rotation 180° clockwise about the origin followed by a reflection across the line y = -x c. reflection across the x-axis followed by a reflection across the y-axis d. reflection across the line y = -x followed by a rotation 180° counterclockwise about the origin e. reflection across the y-axis followed by a rotation 90° clockwise about the origin

People make choices about how to use resources.

The process by which liquid water changes into water vapour is called what ?