Seven pages of notes relating to logic gates. Building from the basics of the difference between analogue and digital signals and how logic levels can be represented by voltages. Circuit symbols, boolean expressions and truth tables are explored. This resource is an introduction to PART 2 which covers concepts of combinational logic.
Logic and voltage levels
Logic gates
Logic gate symbols
AND, OR and XOR gates
NAND, NOR and XNOR gates
NOT gates
Propagation delay
Flash card activity for electrical workshop tools and equipment. Set of 23 flashcards to cut out. A 23 page powerpoint gives a description of each tool and students to place or stick appropriate images over the six blank spaces on worksheet. Good for starters/plenary, appropriate tools can be selected depending on focus of the lesson. Tools covered are:
Pipe bender
Bending sprint
Pliers
Side cutters
Claw hammer
Battery drill
Drill bit
Hole saw
Spirit level
Stanley knife
Hacksaw
Junior hacksaw
Screwdrivers
PVC pipe cutter
Pipe grips
Steel tape measure
Metal bender
Continuity meter
Proving unit
Voltage detector
Test plug
An extensive flash card activity for electrical equipment and accessories. Set of 40 flashcards to cut out. A 40 page powerpoint gives the name of the equipment and students to place or stick appropriate images over the six blank spaces on worksheet. Good for starters/plenary, different cards can be selected depending on the content of the lesson.