Learn about the components of soil such as sand, clay, silt, and humus, and read how soil is formed and why it is useful to us. There are hands-on activities and science experiments. Includes links to eThemes Resources on erosion, recycling, earthworms, and rocks and minerals.earn about the components of soil such as sand, clay, silt, and humus, and read how soil is formed and why it is useful to us. There are hands-on activities and science experiments. Includes links to eThemes Resources on erosion, recycling, earthworms, and rocks and minerals.
Definition of en suite. : so as to form a suite : connected bathroom en suite; also : so as to make a matching set.
Definition of enfilade. 1  1 : an interconnected group of rooms arranged usually in a row with each room opening into the next. 2  2 : gunfire directed from a flanking position along the length of an enemy battle line.