EMSAT Cheat Sheet 2026

The 30 highest-yield EMSAT facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. If the mean of five numbers is 12, what is their sum? → 60
2. Which part of the nervous system controls voluntary movement? → Somatic nervous system
3. What is the powerhouse of the cell? → Mitochondria
4. What is the unit of energy? → Joule
5. Convert 90° to radians. → π/2
6. Which of the following is a 'حرف جر' (preposition) in Arabic? → مِنْ
7. What is the formula for the area of a circle? → πr²
8. Where does photosynthesis occur in plant cells? → Chloroplasts
9. What is 'النعت' (an-na't) in Arabic grammar? → The adjective/qualifier
10. Which of the following is an example of the imperative mood (الأمر) in Arabic? → اكتبْ
11. Identify the type of sentence: 'Close the door!' → Imperative
12. What is a gene mutation? → A heritable alteration in the DNA nucleotide sequence
13. What does 'المضاف إليه' refer to in Arabic grammar? → The second noun in a genitive construction (إضافة)
14. What charge does a proton have? → Positive
15. Which expression is the derivative of f(x) = x⁴ − 5x² + 3x? → 4x³ − 10x + 3
16. What is the sum of interior angles of a triangle? → 180°
17. What is a buffer solution? → A solution that resists changes in pH when small amounts of acid or base are added
18. What is the half-life of a radioactive substance? → The time for half the atoms to decay
19. What type of reaction occurs when a carboxylic acid reacts with an alcohol? → Esterification
20. What is the pH of a neutral solution at 25°C? → 7
21. Which of the following sentences contains a correct use of Hamzat al-Wasl (همزة الوصل)? → اِكتب الدرس
22. In the sentence 'جاءَ الطلابُ مسرعينَ', what is the grammatical function of 'مسرعينَ'? → Circumstantial adverb (حال)
23. What does 'context clues' mean in reading? → Surrounding words and sentences that help define an unfamiliar word
24. Which blood type is considered the universal donor for red blood cell transfusions? → O-
25. What is the area of a triangle with base 12 cm and height 8 cm? → 48 cm²
26. What does Le Chatelier's principle predict when pressure is increased on the equilibrium N₂(g) + 3H₂(g) ⇌ 2NH₃(g)? → Equilibrium shifts right, producing more NH₃
27. Which of the following correctly describes the relationship between pressure and depth in a static fluid? → Pressure increases linearly with depth
28. What is the term for the evolutionary process in which related species develop increasingly different characteristics as they adapt to different environments? → Divergent evolution
29. Which sentence correctly uses the verb in the dual feminine form (المثنى المؤنث)? → الطالبتانِ كتبتا الواجب
30. Which process converts light energy into chemical energy stored in glucose? → Photosynthesis