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Oscar Academy Under the Supervision of Ministry of Education and Higher Education

تتجدد ... وثقة متزايد عطاء2017-2018

FINAL REVISION PAPER Second Semester

June2017-2018

Subject: Science Grade 6 Sec ___

Name: _______________________________

Question 1. Write “ TRUE ” if the statement is correct and write “ FALSE ” if it is incorrect.

______ 1. When you increase the tension in a guitar string you raise the pitch of the note

______ 2. A long column of air vibrates more slowly than a short column

______ 3. The bulbs in the parallel circuit glow more brightly than the bulbs in the series circuit

______ 4. A thick guitar string vibrates more slowly than a thin string

______ 5. When something is bounced off or back from a surface absorb

______ 6. A unit for measuring the loudness of sounds decibel

______ 7. To sock up or take in absorb

______ 8. The combined resistance of two bulbs in series is greater than that of two bulbs in

parallel

______ 9. The electric current in the series circuit is greater than the current in the parallel circuit

______ 10. The body of a guitar makes the sound louder

This material is only a sample of question for revision and is not an exam paper. Students must study from the given syllabus.

Question 2. Read the sentences carefully and encircle the answer

1. ______________________ wiring can start a fire.

a) incorrect b) correct

2. The image made by a pin-hole camera is ____________________

a) upside down b) same

3. The image in a camera with a lens is ____________________

a) brighter b) darker

4. The combined resistance of two bulbs in series is ____________than that of two bulbs in

parallel

a) greater b) smaller

5. An electric shock across the chest is very ________________________

a) dangerous b) safe

6. The bulbs in the ________________ circuit glow more brightly than the bulbs in the series

circuit

a) parallel b) series

7. To sock up or take in ________________________________

a) reflected b) absorb

8. A long column of air vibrates ________________________________________ than a short column

a) more quickly b) more slowly

9. A thick guitar string vibrates more __________________________ than a thin string

a) quickly b) slowly

10._____________________ can conduct electricity.

a) water b) wood


Question 3. Draw a dot to mark the poles of these magnets.

Question 4. Label the following picture by using the words given in the box.

Question 5. Label the circuits using the words in the box.

Question 6. Fiona and Sara tested different materials to see which block sounds best. First, Fiona stuffed two paper cups with paper and put the cups over her ears. Sara turned


series circuit parallel circuit

a) Which material was the best

sound absorber?

_________________________

b) Which material absorbed least

sound?

_________________________

the volume on a radio up until Fiona could just hear the music. They tried the experiment with different materials and recorded their results on a chart. Answer the questions.

Question 7. Fill in the blanks with the correct

word from the box.

a) Something that is brought about or stimulated

by something else – the movement of electric

charge for example

________________________________

b) A sub-atomic particle with a negative charge _______________________________

c) An instrument that detects electric charge _____________________________

d) The property of particles that makes them attract or repel with the electric force

____________________

Question 8. Draw and Label the structure of an atom

Question 9. The drawing shows a charged leaf electroscope. Complete the sentences with

the words in the box


charge electroscope electron induced

the leaf will rise further the leaf will fall the leaf will stay in the same place

a) When the top of the electroscope is touched by a charged plastic rod

_______________________________________

b) When the top of the electroscope is touched by an uncharged plastic rod

_______________________________________

c) When the top of the electroscope is touched by a charged metal rod

_______________________________________

d) When the top of the electroscope is touched by an uncharged metal rod

_______________________________________

Question 10. When you rub a polythene rod with a cloth electrons are transferred from the

cloth to the rod. Complete the sentences with the words in the boxes

a) The rod will gain a ______________________________ charge.

b) The cloth will gain a ________________________________ charge.

c) The rod and the cloth will ______________________________ each other.

Question 10. Jack magnetised an iron nail by stroking it with a magnet. Then he tested the polarity of the magnetised nail with compass. The diagrams show the direction the needle moved when he bought each end of the nail towards it. Mark and label the nail’s magnetic poles.


positive negative

positive negative

attract repel

Question 11. Draw a bar magnet with poles and show its magnetic fields

Question 12. Label these method of making of making an iron nail into a magnet

Question 13. Math the definitions with the words in the box.


telegraph television telephone

stroking electromagnetism induction

a) A telecommunications system which carries speech through wires, optical fibers and wireless

links ____________________________________________

b) An early telecommunications system which sent messages along wires using a simple code

__________________________________________________

c) A telecommunications system which transmits moving pictures and sounds as radio waves

___________________________________________________

Question 14. Use a telephone directory or the Internet to find these country codes. Complete the table

Country Exit code Country code

England 00

Egypt 00

Jordan 00

Russia 00

Australia 00

Germany 00

Question 15. Make a list of the computer devices.

Input devices Output devices Storage devices

Question 16. How does this pinhole camera form an image of the tree on its screen? Use a ruler to draw light rays from the top and bottom of the tree through the pinhole to the screen. Sketch the image as it will appear.


Question 17. Draw the series and parallel circuit:

series circuit parallel circuit

Question 18. Define the following: Parallel Circuit:

________________________________________________________________________________________________________________________________

________________________________________________________________________________________________________________________________

Series Circuit:

________________________________________________________________________________________________________________________________

________________________________________________________________________________________________________________________________

Insulators:

________________________________________________________________________________________________________________________________

________________________________________________________________________________________________________________________________


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