Transport and means of communication
Answers are for parents and teachers.
1
Write the famous inventors and years in the history of the steamship, locomotive and aeroplane in a table.
Steamship — Fulton, 1807; locomotive — Stephenson, 1814; powered aeroplane — the Wright brothers, 1903.
2
A locomotive moving at 10 km an hour travels for 3 hours. How many kilometres does it cover?
30
3
Group the telegraph, telephone and radio by how they send a message.
Telegraph — written signals by wire; telephone — voice by wire; radio — waves without wire.
4
Draw SOS in Morse code and write when it is used.
· · · — — — · · · ; when a ship or person is in danger and needs help.
5
Discuss the rules for using mobile phones at school with your parents and write one rule.
For example: during lessons the phone is silenced.