ElectricityHow has electricity today changed from the past?

https://www.youtube.com/watch?v=wNmpuUN0ZYQ

1.How do electronic devices transmit information?

2.How do computers receive information?

3.Why have computers gotten smaller over the years?

Electronics

• All electronic devices transmit information using signals.

• One type of signal is called ‘binary code’ which uses 1’s and 0’s to tell the device when electrical pulses are coming through the system.• 1’s are when the pulse is on and 0’s are when the pulse is off.

• How would you write a code where there is one pulse, followed by three ‘no’ pulses, and then one pulse?

Magnetism Case Study

• In the teacher’s room kitchen.

• A teacher’s son that was getting his lunch on bring your child to work day.

The mystery is….

The clues are….

What I think happened is…I think so because…

We could prove this by…