SCIENCE YEAR 4 ENERGY

1. REVISION : FORMS OF ENERGY (PAGE 126-127)
Match. Use a ruler.
The energy contained in nuclear substances
such as uranium
Tenaga yang terkandung di dalam bahan
nuklear seperti uranium
SOLAR
ENERGY
The energy stored in objects that are at a
certain height, that are stretched or
compressed.
Tenaga yang tersimpan di dalam objek yang
berada pada satu ketinggian, diregangkan
dan dimampatkan.
HEAT
ENERGY
The energy present in moving objects
Tenaga yang dihasilkan oleh objek yang
bergerak
LIGHT
ENERGY
The energy stored in substances such as
food, fossil fuels, biomass and batteries.
Tenaga yang tersimpan di dalam bahan
seperti makanan, bahan api, biojisim dan
bateri.
SOUND
ENERGY
The energy flowing in a complete electrical
circuit
Tenaga yang mengalir daripada litar elektrik
yang lengkap
ELECTRICAL
ENERGY
The energy produced by vibrating objects
Tenaga yang dihasilkan daripada objek yang
bergetar
CHEMICAL
ENERGY
The energy produced by objects that emit
light
Tenaga yang dihasilkan daripada objek yang
KINETIC
ENERGY

2. memancarkan cahaya
The energy stored in objects that are heated.
Tenaga yang disimpan di dalam objek yang
dipanaskan.
POTENTIAL
ENERGY
The energy obtained from the Sun.
Tenaga yang diperoleh daripadaMatahari.
NUCLEAR
ENERGY
TRANSFORMATIONS OF ENERGY
PERUBAHAN TENAGA
SCIENCE TEXTBOOK PAGE 128 – 130
PL 3 Explain with examples the transformation of
energy
ACHIEVED NOT ACHIEVED
EXERCISE A : Fill in the blanks
1. Energy can be ______________________ from one form to another.
Tenaga boleh ____________________ daripada satu bentuk tenaga
kepada bentuk tenaga yang lain.
2. Symbol means ________________ .
Simbol bermaksud bertukar kepada.
3. Symbol + means ___________ .
Simbol + bermaksud dan.
EXERCISE B : State the transformation of energy based on the pictures.

3. Riding a bike
chemical energy kinetic energy
Switching on a televisison
Lighting a fire
Plunging from a diving board

4. Switching on a torch
Using a solar calculator
A moving vehicle

5. During photosynthesis
Playing skateboard
Radio
potential
energy
chemical
energy

6. Handphone
Blender
Energy cannot be ____________ or _____________ but can be ________________
Tenaga tidak boleh ____________ atau ___________ tetapi boleh _____________
electrical
energy
chemical
energy
+