7th Grade Science Ch 17 Quiz

A period of reduced activity that some mammals undergo in the winter

Rise in the average global surface temperature.

A climate event that starts in the tropical Pacific Ocean & sets off changes in the atmosphere

The pattern of weather in a region

The region that receives the most solar radiation because the sun is almost directly overhead

Areas between tropics and polar zones

Short-term periods of climate change caused by variations in daylight, temp & weather patterns.

Natural heating and process of Earth caused by gases trapping heat in the atmosphere

Any structure or behavioral feature that helps an organism survive in its environment.

The region that extends from the poles to 66 1/2 N and S latitudes.

Destroy and cutting down trees