مراجعة نهائية اختبارات- ديسكفر -discover- ثالثة ابتدائي - ترم ثاني

هذه معاينة نصية للأسئلة للاطّلاع والمراجعة فقط. لخوض الاختبار تفاعليًّا مع تصحيح آلي ونتيجة فورية، اضغط زر «ابدأ الاختبار» أدناه.

1. What is force?
   • أ. A push or pull on an object that causes motion
   • ب. A measurement of speed
   • ج. A kind of sound
   • د. A type of book
2. The farmer is pushing the __________.
   • أ. Wheelbarrow
   • ب. Cart
   • ج. Toy car
   • د. Ball
3. The horse is __________ the cart.
   • أ. Pulling
   • ب. Lifting
   • ج. Dropping
   • د. Pushing
4. Which of these is an example of pulling?
   • أ. Dragging a heavy bag
   • ب. ) Kicking a football
   • ج. Sitting on a chair
   • د. Throwing a ball
5. What is a magnetic field?
   • أ. The area around a magnet where its force acts
   • ب. A type of light
   • ج. A piece of iron
   • د. A type of energy
6. Which of these materials is NOT magnetic?
   • أ. Wood
   • ب. Cobalt
   • ج. Nickel
   • د. Iron
7. If two magnets have their North poles facing each other, they will:
   • أ. Repel
   • ب. Attract
   • ج. Do nothing
   • د. Stick together
8. Different poles of a magnet will __________.
   • أ. Attract
   • ب. Repel
9. Which of these objects will attract to a magnet?
   • أ. Iron nail
   • ب. Ball
   • ج. Pencil
   • د. Paper
10. What is a community?
    • أ. A group of people that live or work together
    • ب. A place where people go to work
    • ج. A group of people that only communicate online
    • د. A group of toys living together
11. What is technology designed to do?
    • أ. Solve a problem
    • ب. Make games
    • ج. Keep people distracted
    • د. Help people relax
12. How can we communicate with others using technology?
    • أ. By using phones, video calls, emails, and texting messages
    • ب. By speaking only in person
    • ج. By using a book
    • د. Through written letters only
13. Which of the following statements is true about communication in our community?
    • أ. We can communicate with our parents by speaking and listening
    • ب. Reading and writing are not ways of communication
    • ج. Technology is not used for communication
    • د. We connect with only family and friends
14. How have communication tools developed over time?
    • أ. Quill, then pen, then typewriter, then mobile
    • ب. Only mobile phones have been developed
    • ج. By only improving mobile technology
    • د. By being introduced all at once
15. What is one example of transportation development over time?
    • أ. Cart to bicycle to gasoline car to electric car
    • ب. Horse to airplane
    • ج. Walking to running
    • د. Car to airplane
16. Which of these is a way to connect with our community?
    • أ. Reading and writing
    • ب. Ignoring others
    • ج. Using only sign language
    • د. Staying silent
17. Which of these is NOT a way to communicate using technology?
    • أ. Shouting loudly
    • ب. Texting messages
    • ج. Video calls
    • د. Phone calls
18. What is an advantage of non-tech communication (e.g., talking in person)?
    • أ. It builds stronger relationships
    • ب. It is slower
    • ج. It can only be done over long distances
    • د. It requires electricity
19. What is an advantage of bicycles?
    • أ. They keep the environment clean
    • ب. They are fast like cars
    • ج. They work without pedaling
    • د. They can carry many passengers
20. 2How does a Maglev train move?
    • أ. Floating on powerful magnets
    • ب. Pushed by people
    • ج. Powered by gasoline
    • د. Using wheels on tracks
21. What is an advantage of Maglev trains?
    • أ. They are very fast and smooth
    • ب. They are cheap to build
    • ج. They cause air pollution
    • د. They are slow
22. What is a disadvantage of Maglev trains?
    • أ. They are expensive to build
    • ب. They are noisy
    • ج. They cannot carry passengers
    • د. They use gasoline
23. A hyperloop train transports people and goods through ________.
    • أ. Tubes
    • ب. Roads
    • ج. Open spaces
    • د. Air
24. A hyperloop train does not need much __________ to run.
    • أ. Energy
    • ب. Power
    • ج. Friction
    • د. Speed
25. Which of the following is an advantage of the Hyperloop?
    • أ. It moves very fast
    • ب. It is easy to build and operate
    • ج. It requires a lot of energy to run
    • د. It is very slow
26. What is a disadvantage of the Hyperloop?
    • أ. It is too difficult to build and operate
    • ب. It requires a lot of energy
    • ج. It is cheap to build
    • د. It is very slow
27. What does the "central processing unit (CPU)" in a computer do?
    • أ. It is the brain of the computer and processes data
    • ب. It stores long-term data
    • ج. It connects all parts of the computer
    • د. It stores short-term data
28. The motherboard of a computer __________.
    • أ. Connects all the parts of a computer
    • ب. Processes data
    • ج. Runs computer programs
    • د. Stores short-term data
29. The keyboard is a __________ device used to enter data into the computer.
    • أ. Input
    • ب. Storage
    • ج. Processing
    • د. Output
30. The monitor is an __________ device that allows the user to see the results.
    • أ. Output
    • ب. Processing
    • ج. Storage
    • د. Input
31. Which device is used to enter data into the computer?
    • أ. Keyboard
    • ب. Monitor
    • ج. CPU
    • د. Hard drive
32. Which component stores short-term data for the CPU?
    • أ. RAM
    • ب. Hard drive
    • ج. Monitor
    • د. Keyboard
33. Where are computer programs stored long-term?
    • أ. Hard drive
    • ب. CPU
    • ج. RAM
    • د. Monitor
34. What is media?
    • أ. A way to communicate with others on a large scale
    • ب. A type of food
    • ج. A kind of entertainment
    • د. A tool to help people sleep
35. What does a newspaper typically contain?
    • أ. Articles on news, advertisements, and sports news
    • ب. Only local news
    • ج. Only advertisements
    • د. Sports news only
36. Which of the following is typically found in a newspaper?
    • أ. Sports news such as football, tennis, and volleyball
    • ب. A movie review
    • ج. Recipes only
    • د. A video of the weather
37. What is the purpose of a public service message in the media?
    • أ. To deliver important messages for the public’s benefit
    • ب. To show cartoons only
    • ج. To provide news updates
    • د. To entertain the public
38. Which of these is NOT a form of media?
    • أ. Bicycle
    • ب. Television
    • ج. Newspaper
    • د. Radio
39. What type of news can you find in a newspaper?
    • أ. Sports news (football, tennis, etc.)
    • ب. Weather forecasts
    • ج. Advertisements
    • د. All of the above
40. Where can you find public service messages?
    • أ. In newspapers, TV, and radio
    • ب. Only in schools
    • ج. Only in cartoons
    • د. None of the abov
41. What is one disadvantage of excessive use of technology for communication?
    • أ. Wasting a lot of time
    • ب. Increasing productivity
    • ج. Improving social skills
    • د. Saving time
42. How can video game usage be controlled?
    • أ. Setting a specific playtime
    • ب. Playing all day
    • ج. Ignoring school assignment
    • د. Not communicating with friends
43. What is one way of communicating using technology?
    • أ. Sending an email
    • ب. Shouting in the street
    • ج. Writing on paper
    • د. Smoke signals
44. What is one of the main factors engineers must consider when designing a transportation network?
    • أ. The location and areas the network will connect
    • ب. The type of music played at stations
    • ج. The shape of passenger seats
    • د. The color of the traffic lights
45. What types of transportation can the network use?
    • أ. Only land
    • ب. Only sea
    • ج. Only air
    • د. All of the above
46. What important factor should be studied when designing a bridge within a transportation network?
    • أ. Expected traffic flow and the strength of the bridge
    • ب. The number of trees around the bridge
    • ج. The name of the bridge
    • د. The color of the bridge
47. A toy is falling from a boy's hand. So, the toy will __________.
    • أ. Move downward
    • ب. Move upward
    • ج. Stay in the air
    • د. Move to the left
48. A bouncing ball is hitting the ground. So, the bouncing ball will______.
    • أ. Move upward
    • ب. Disappear
    • ج. Move to the left
    • د. Stop moving
49. A green marble is moving in a straight line when it is hit by a yellow marble from the right. So, the green marble will __________.
    • أ. Move to the left
    • ب. Stay in place
    • ج. Move to the right
    • د. Stop moving
50. The south pole of a magnet is labeled "S" and usually colored red. (South pole is "S" but usually colored blue)
    • أ. False
    • ب. True