In this interactive and animated object, students distribute the valence electrons in simple covalent molecules with one central atom. Six rules are followed to show the bonding and nonbonding electrons in Lewis dot structures. The process is well illustrated with eight worked examples and two interactive practice problems.
Picture of Adira hydraulic shear's operator's panel with part identification and instructions on how to start and stop the shear as well as setting stroke (cutting length).
Learners read an extensive explanation of the types of budgets most frequently used by farm operators, whole farm, partial, and enterprise, and complete a brief quiz to test their knowledge. Farm financial standards and ratio calculations are provided. Exercises complete the activity.
Learners consider whether to lease or purchase equipment based on return on investment. This activity is geared toward operators of a dairy farm. Two pages contain audio.