2D and 3D views used to help convey information from a drafter or designer to the welder are provided. This activity will focus on a mounting wedge. A short quiz to test your ability to correctly read this information follows.
In this animated and interactive object, learners observe how two, three, or four groups of electrons around the central atom cause the shape of the molecule to be linear, trigonal planar, bent, tetrahedral, or pyramidal. Seven examples and eight interactive questions are provided.
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.
Learners examine the conventional current flow at a PLC input module, along with the field devices connected to it. This interactive object includes quiz questions and feedback.
In this interactive object, learners examine the structural-functional, social-conflict, and symbolic interaction analyses of sexuality. A mind map and a brief quiz are included.
In this interactive object, learners read how to arrange numerical data manually by using ascending or descending order. They also practice arranging the data using a spreadsheet.
In this interactive game, learners review emergency medications. For every right answer, the learner earns a square on the tic-tac-toe board while playing against the computer or another contestant.
In this animated and interactive object, learners view American National Standard and International Standard sheet sizes. A quiz completes the activity.