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GIRD QUESTION OF SAINS (BIOLOGY AND PHYSIC) FOR NINE GRADER OF RSBI ACADEMIC YEAR 2011-2012

GIRD QUESTION OF SAINS (BIOLOGY AND PHYSIC)
FOR NINE GRADER OF RSBI
ACADEMIC YEAR 2011-2012

1. Mention what happend if a glass is rubbed with silk
2. Mention the reason if plastic rubbed on wool will be negatively charged
3. Mention what happend if two electrically charged bodies will attract each other
4. Count the repulsive force for two bodies have electric charge of 8 x 10-9 C and 10 x 10-9 C each. Those two bodies are separated at a distance of 8 cm
5. Mention the working principle of lightning arrester
6. Mention the direction of electric current from the picture
7. Count the current if 0.5 minutes there have been as much as 80 coulombs electricity flowing
8. Count the resistance a wire is 30 m long with a cross-section area of 0,35 mm2 if the wire’s resistivity is 10-6 Ώ .m
9. Mention the tool for connect and disconnect electric flow
10. Count the magnitude of following current if in an electric circuit, a resistance of 300 ohms is set in. If the potential difference is 80 volts
11. Count the couloumb if magnitude of current flowing into a conductor is 350 mA and the electric charge transferred for 10 minutes
12. Count the electric current through the conductor wire if in a conductor wire it flows charge of 8 coulombs for 5 minutes
13. Count the potential difference if electric conductor is given a current of 300 milliamperes and the resistance in the conduc¬tor is 0.35 kilo ohms
14. Mention the materials that are included in electric insulators
15. Mention the organs of excretion with substance releases
16. Mention the sequence of excretory organs through which urine flows through the picture
17. Mention the process secondary urine that add the metabolic waste substances that are not needed anymore
18. Mention the parts consists of million filters is called nefron
19. Mention the picture of a nefron
20. Mention the function of liver
21. Mention sweat glands as excretory organs are located
22. Mention disease in the excretory system with symptoms that urine contains albumin
23. Mention the gland that produces mucous liquid serves as lubricant
24. Mention the reproductive organ and it function
25. Mention the disease caused by bacteria
26. Mention the part of neuron that function receive and bring external stimuli to cell body
27. Mention the part that connected the right sphere and left sphere in cerebellum
28. Mention the name of neuron based on its function
29. Mention the parts (jalur) of reflex movements consecutively
30. Mention a space contains cerebrospinal liquid and its located between piameter and arachnoid
31. Mention the part of brain that function as the centre of balance control and coordinating muscles
32. Mention the somatic nerve system consist of … pairs of cranial nervous system and … pairs of spinal nervous system

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AKHMAD SUDRAJAT

P4MRI Universitas Negeri Surabaya

Pusat Penelitian dan Pengembangan Pendidikan Matematika Realistik Indonesia

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