امتحان ساينس- رابعة ابتدائي - مقرر اكتوبر -الوحدة الاولى

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

1. <p style=\"direction: ltr;\">Humans can communicate with fireflies using flashes.</p>
   • أ. True
   • ب. False
2. <p style=\"direction: ltr;\">Glow beetles belong&nbsp;to flying insects .</p>
   • أ. False
   • ب. True
3. <p style=\"direction: ltr;\">The ............. invented&nbsp;papyrus paper for writing.</p>
   • أ. Egyptians
   • ب. Jordanian
   • ج. Syrian
4. <p style=\"direction: ltr;\">The ............. in Mesopotamia&nbsp;&nbsp;&nbsp;created the cuneiform writing.</p>
   • أ. Babylonians
   • ب. Egyptians
   • ج. Maya peoples
5. <p style=\"direction: ltr;\">The Mayans made paper&nbsp;from ...........coated with lime.</p>
   • أ. tree bark
   • ب. tree stalk
   • ج. tree branches
6. <p style=\"direction: ltr;\">Humpback whales make music in series of phrases in a pattern during................................... months.</p> <p style=\"direction: ltr;\">&nbsp;</p> <p style=\"direction: ltr;\">&nbsp;</p>
   • أ. summer
   • ب. winter
   • ج. spring
   • د. autumn
7. <p style=\"direction: ltr;\">............ consists of many parts that work together to transfer information from&nbsp;one place to another.</p>
   • أ. Communication system
   • ب. Sending message
   • ج. Transfer system
8. <p style=\"direction: ltr;\">The ability of beetles to emit light flashes is a kind of .....................................</p>
   • أ. behavioral adaptation
   • ب. camouflage
   • ج. structural adaptation
9. <p style=\"direction: ltr;\">......is the number of waves&nbsp; that pass through a specific point in a specific time.</p>
   • أ. The frequency of sound waves
   • ب. The reflection of sound waves
   • ج. The scatter of sound waves
10. <p style=\"direction: ltr;\">..........is created by&nbsp;vibrating objects forward or&nbsp;backward in a form of sound</p>
    • أ. Sound
    • ب. Light
    • ج. Waves
11. <p style=\"direction: ltr;\">If .......... sound waves pass&nbsp;through the same point, the&nbsp;wave will have a higher&nbsp;frequency.</p>
    • أ. more
    • ب. less
    • ج. equal
12. <p style=\"direction: ltr;\">..........is the sensation of a sound&nbsp;wave\'s frequency.</p>
    • أ. Pitch
    • ب. Frequency
    • ج. sound
13. <p style=\"direction: ltr;\">.................collect information and send it&nbsp;to the brain.</p>
    • أ. The senses
    • ب. spine
    • ج. Nervous system
14. <p style=\"direction: ltr;\">In ancient times, people&nbsp;used .......... to&nbsp;communicate over long&nbsp;distances using the sense&nbsp;of sight.</p>
    • أ. fire
    • ب. mirrors
    • ج. drums
15. <p style=\"direction: ltr;\">.........is a pattern that has a specific meaning agreed upon by the sender and receiver.</p>
    • أ. The code
    • ب. The system
    • ج. The language