Students read how to determine and calculate the dry density for a given sample of soil or aggregate based on the mass-volume relationship.

Learners listen to an explanation of balance sheet basics for farm operations. They then determine how purchases should be listed in a farm record book and complete sample income and expense sheets.

Students read how to determine and calculate the degree of saturation for a given sample of soil or aggregate based on the weight-volume relationship.

Learners listen to an explanation of how to perform an inventory of a farm business. They then list their hard assets and human resources by completing worksheets that they save to their personal computers.

In this interactive object, learners identify nursing actions that help to prevent the spread of infection.

In this interactive object, learners identify nursing actions that help to prevent the spread of infection.