Complex machines are tools or objects that consist of more than one simple machine.
 Bicycle |  lever |  wheel and axle |  gear |
 Scissors |
Unit 7 Worksheet A
A. Classify the objects below according to the types of simple machine.
Badminton racket |
Drill | ||
Knife |
See saw | ||
Corksrew |
Chisel | ||
Door stopper |
G-clamp |
Types of simple machine | ||
Lever | Wedge | Screw |
Simple machines
A simples machine is a tool or device that usually has only one function and a few or no moving parts. Do your know which device missing as below animation?
Vocabulary Unit 6
Vocabulary Unit 6 Eclipses L1 Eclipses |
English | Bahasa Melayu | Bahasa Cina | |
1. | block | menghalang | ้ปๆก |
2. | completely | sepenuhnya | ๅฎๅ
จ |
3. | component | komponen | ็ปไปถ |
4. | corona | korona | ๆฅๅ |
5. | covered | dilindungi | ้ฎ็ |
6. | dark part | bahagian gelap | ้ปๆ้จๅ |
7. | discovery | penemuan | ๅ็ฐ |
8. | eclipse | gerhana | ๆฅ่/ๆ้ฃ |
Unit 6 Worksheet C
B.Fill in the blanks with the correct answer.
Moon | Full moon | damaged |
Straight line Earth | ||
1.During the eclipse of the Moon, the ____________________ is in between the Sun and the Moon. |
2. During the eclipse of the Sun, the ___________________ is in between the Sun and the Earth. |
3.An eclipse occurs when the Sun, Earth and Moon are in a ______________________. |
Unit 6 Worksheet B
Write ‘True’ or ‘False’ to each statement below.
1.Eclipses occur due to the light property that light cannot pass through opaque objects. | |
2.The eclipse of the Sun can only occur when the Moon is in the phase of new moon. | |
3.The eclipse of the Moon can occurs at any of the Moon phases. | |
4.Partial eclipse of the Moon can be observed when the Moon is in the Earth’s umbra. | |
5.Corona can be observed when the Sun is in total eclipse. | |
6.The total eclipse of the Sun can be observed at any part of the Earth. |
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