Society and communication
Answers are for parents and teachers.
1
Write the four stages of society in order and the main resource of each.
Hunter-gatherer: food from nature; agricultural: land; industrial: machines; information: information.
2
Classify each as synchronous (S) or asynchronous (A): (a) a video call, (b) a letter, (c) a voice message left for later, (d) a live conversation at the school gate.
(a) S, (b) A, (c) A, (d) S.
3
Layla writes To: Sara, Cc: Dina, BCC: Rana. Who sees Rana’s address?
Only Layla (the sender) and Rana herself. Sara and Dina do not.
4
Give one benefit and one problem of the internet of things in a smart home.
Benefit: lights or doors can react automatically. Problem: more connected devices can be misused if they are not protected.