木
This Chinese character means tree, wood.
You can watch how to write this. - (「木」の書き順（筆順）動画 - 漢字書き順辞典)
There are 2 main ways to read this, "き" or "もく".
When this is combined with other Chinese characters, this is often read as "もく".
For example, "木材 (もくざい)" means wood.
"木製 (もくせい)" means wooden.
"木曜日 (もくようび)" means Thursday.
"木星 (もくせい)" means Jupiter.
This Chinese character was created from the shape of a tree.
"林 (はやし)" means woods, and "森 (もり)" means forest.
They're all trees.
It's relatively simple.
By Higashi-Mikawa Kyōjindō Shujin (東三河狂人堂主人)