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NUMS - Gr 7 Science

NUMS - Grade 7 Science - Chapter 3 - Sections 2 and 4

QuestionAnswer
El Nino An event that occurs every two to seven years in the Pacific Ocean, during which winds shift and push warm surface water toward the coast of South America; it can cause dramatic climate changes.
Evacuate To move away temporarily.
Hurricane A tropical storm that has winds of 119 kilometers per hour or higher; typically about 600 kilometers across.
Isobar Lines on a map joining places that have the same air pressure.
Isotherm Lines on a map joining places that have the same temperature.
Lightning A sudden spark, or energy discharge, caused when electrical charges jump between parts of a cloud or between a cloud and the ground.
Meteorologist Scientists who study the causes of weather and try to predict it.
Storm A violent disturbance in the atmosphere.
Storm Surge A dome of water the sweeps across the coast where a hurricane lands.
Tornado A rapidly whirling, funnel-shaped cloud that reaches down from a storm cloud to touch Earth's surface, usually leaving a destructive path.
Created by: lindseyphipps
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