You pass through different phases of sleep in regular cycles during the night. The two main phases are: rapid eye movement (REM) sleep. non-rapid eye movement (non-REM) sleep. You move through stages of non-REM sleep then into REM sleep and back again. Each full cycle takes about one to two hours.
Softwood. Softwood is used to describe wood from trees that are known as gymnosperms. Conifers are an example. It may also be used to describe trees, which tend to be evergreen, notable exceptions being bald cypress and the larches.oftwood. Softwood is used to describe wood from trees that are known as gymnosperms. Conifers are an example. It may also be used to describe trees, which tend to be evergreen, notable exceptions being bald cypress and the larches.
Scots Pine, a typical and well-known softwood. Softwood is wood from gymnosperm trees such as conifers. Softwood is the source of about 80% of the world's production of timber, with traditional centres of production being the Baltic region (including Scandinavia and Russia), North America and China.cots Pine, a typical and well-known softwood. Softwood is wood from gymnosperm trees such as conifers. Softwood is the source of about 80% of the world's production of timber, with traditional centres of production being the Baltic region (including Scandinavia and Russia), North America and China.