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A Thick Tree Ring Indicates Which Of The Following

Scientist uses tree rings as a tool to study past climate conditions. Tree ring indicates the growth layer that the tree has lived. Each pair of light and dark ring shows one year of the life of the tree. Thicker rings show faster growing season.

Simple Science: How to Make a Volcano with Kids

Source: venturebeat.com

Simple Science: How to Make a Volcano with Kids

Source: venturebeat.com

Simple Science: How to Make a Volcano with Kids

Source: venturebeat.com

Simple Science: How to Make a Volcano with Kids

Source: venturebeat.com

Simple Science: How to Make a Volcano with Kids

Source: venturebeat.com

Simple Science: How to Make a Volcano with Kids

Source: venturebeat.com

Simple Science: How to Make a Volcano with Kids

Source: venturebeat.com

Simple Science: How to Make a Volcano with Kids

Source: venturebeat.com

Simple Science: How to Make a Volcano with Kids

Source: venturebeat.com

Simple Science: How to Make a Volcano with Kids

Source: venturebeat.com

Simple Science: How to Make a Volcano with Kids

Source: venturebeat.com

Simple Science: How to Make a Volcano with Kids

Source: venturebeat.com