Excel 4.0 Workbook. .xlw. An Excel 4.0 file format that saves only worksheets, chart sheets, and macro sheets. You can open a workbook in this file format in Office Excel 2007, but you cannot save an Excel file to this file format.
According to scientists, the surface of Neptune is one of the coldest places in the Solar System. At its surface, where the clouds of the planet touch space, the temperature of Neptune can dip down to 55 Kelvin. Thatâs -218 degrees Celsius. Neptune and its Great Dark Spot.
Neptune is the 8th planet from the Sun and the outermost major planet in our solar system. Neptune is slightly smaller but more massive (dense) than Uranus.Neptune is nickn â¦ amed the Ocean Planet because of its blue color, and no actual liquid water exists as there is on Earth.It is a gas and ice giant with a surface covered by crushingly dense clouds of hydrogen and helium.Geology is the study of the earth in all its aspect, the  relation between land and sky, the various land forms, the  mountains, the hills, the valley, the plane, the various bodies of  waters, the oceans, the rivers, the lakes.