Bilingual units / Natural and Social Science / Unit 5 in summary

NATURAL SCIENCE UNIT 5: ENERGY

NAME:

We need energy for many different things: travelling around town, working on farm and factories, in our homes.

We consume lots of energy in our day-to-day lives.

Energy makes things change and move

                           1.TYPES OF ENERGY

Ø  Heat energy

Ø  Light energy

Ø  Chemical energy

Ø  Electrical energy

Ø  Kinetic energy

Ø  Sound energy

                               2.  ENERGY CHANGES

Energy transformation: energy constantly change from one form to another

                                    3. SOURCES OF ENERGY

Wind and petrol supply energy and are known as source of energy. Source of energy can be:

ü  Renewable: the sun, wind and water ( never run out)

ü  Non-renewable : coal, gas and oil ( we are using faster than we can produce them)

                                                           4. HOW YOU CAN HELP TO SAVE ENERGY

v Turn off any electrical equipment when you finish using it

v Close the doors and windows at home when the heating is on

v Turn off the lights when nobody is in the room

v Whenever possible walk, cycle or take the bus instead of using the car.

SOCIAL SCIENCE UNIT 5: TIME MATTERS

NAME:

Events in the past have already happened

Events in the present are happening at this moment

Events in the future will happen later

                         1.TIME MEASUREMENTS

A clock measures time in hour, minutes and seconds.

1 day =  24 hour

1 hour = 60 minutes

1 minute = 60 seconds

A timetable helps us organise our activities in a period of time.

A calendar measures time in days weeks, months and year.

(Review days of the week and months of the year)

                                                     2. WE ORGANISE THE HISTORY. Eras of History

Prehistory – Ancient Time- The Middle Ages- The Modern Age- Contemporary Times

                3. FOOTPRINTS IN TIMES

a)    Written sources

b)    Oral sources

c)    Visual sources

d)    Material sources