unit 4f: simple circuits: l.o. 1, 2: n.c. 4.1a unit 4f: circuits and conductors
TRANSCRIPT
Unit 4F: Simple circuits: L.O. 1, 2: N.C. 4.1a
Unit 4F: Circuits and conductors
Unit 4F: Circuits and conductors
Unit 4F: Circuits and conductors
Circuits and conductors
Unit 4F: Vocabulary
Unit 4F: Vocabulary
Useful Words
Battery
Bulb
Buzzer
Motor
Break
Electrical insulator
Electrical
Conductor
Metal
Plastic
An electrical energy source
A light source powered by electricity
A sound source powered by electricity
A device that uses electricity to produce movement
In an electric circuit a break will stop the circuit working
A material that will not allow electricity to pass through
A material that will allow electricity to pass through
A good conductor of electricity
An electrical insulator
Unit 4F: Simple circuits: L.O. 1, 2: N.C. 4.1a
Unit 4F: Simple Circuits
Simple Circuits
Which of the circuits will work and which ones will not?Why will they not work?
Unit 4F: Safe Experiments: L.O. 3: N.C.
Unit 4F: Safe Experiments
Safe Experiments
Unit 4F: Conductors and Insulators: L.O. 4, 5, 6: N.C. 3.1c
Unit 4F: Conductors and Insulators
Conductors and Insulators
What materials are good conductors of electricity?How can we test various materials to see if they are conductors?
Material Conductor Insulator
What do the results show?
Are there any exceptions to the general rule?
Unit 4F: Uses of metals and plastics in electrical circuits: L.O. 7: N.C. 3.1c
Unit 4F: Uses of metals and plastics in electrical circuits
Uses of metals and plastics in electrical circuits
Unit 4F: Switches: L.O. 8: N.C.
Unit 4F : Switches
Switches
What does the switch actually do?
Unit 4F: Switches: L.O. 8: N.C.
Unit 4F: Switches
Unit 4F: Varying components: L.O. 9, 10: N.C. 4.1b
Unit 4F: Varying components
Varying Components
Unit 4F: Changing circuits: L.O. 11, 12, 13, 14: N.C. 4.1a
Unit 4F: Changing circuits
Changing circuits
How can you change the brightness of the bulb?List all the things you could change to do this.What will happen if you add more bulbs to the circuit?What would a switch do to the circuit?If the bulb was exchanged for a motor, how could the speed of the motor be changed?How could the loudness of a buzzer be changed?
Unit 4F: Summary
Unit 4F: Summary
Concept Map
Circuits and
Conductors
Circ
uits
Insulators
Do not allow electricity through
Non-metal
Needs to be complete
Need a power source
Components
Conductors
Allow electricity
through
Some better than others
Metals are good
Cables
Wires
Switch can break a circuit
More
Less
Buzzer quieter
Motor slower
Bulb dimmer
Buzzer louder
Motor faster
Bulb brighter
Batterie
s