In this interactive object, learners read the common abbreviations used in engineering drawings and then test their knowledge in three short exercises.

In this interactive and animated object, learners examine orthographic projection and the Glass Box Theory. Front, side, and top view development is demonstrated with pictorial views of each object to help develop 2D to 3D visualization skills.

This primer introduces the student to the correct method of entering complex numbers in both rectangular and polar form.

In this learning activity you'll be introduced to the layout and operation of the solderless breadboard.

Learners read how to use a lumber rule to quickly and accurately estimate board feet. They then use virtual samples to practice the process.

This interactive learning object demonstrates how the moisture content is determined for a given sample of soil or aggregate.

Students read about the concept of unit weight relating to the 3-phase diagram and perform calculations.

Students read an explanation of the use of weight-volume relationships and practice calculating density.

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

QAD 2020_1

Gravitational Potential energy, Kinetic energy and Law of Conservation of energy questions

You'll practice converting between units of measure for weight in the metric and English measurement systems.

5th grade science Unit 2 Lesson 1 Review