Semester Review

Match it! Select the correct answer from the pull down...Good luck!

The ___________ is all the liquid water and ice on a planet.

_______________ are more similar to Earth than other planets within our solar system.

A _______________ is a set of interacting parts forming a complex whole.

We say a place is _______________ when it has the conditions necessary to support life.

Scientisits can use _____________ to test their ideas and get evidence about processes in the natural world that are difficult to observe.

The _____________ is the mixture of gases surrounding a planet.

The ____________ is all the living things on a planet.

______________ can provide evidence about the past because they remain after the geologic processes that formed them stop happening.