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208.3. Atoms un ķīmiskie elementi.

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This chemical element is pronounced as "si". What is the symbol of this element?

What is the name of the element?

Insight in substances microstructure.
Atom and chemical elements.

Solve tasks to find hidden Geo point coordinates

  1. Chemistry: Atoms un ķīmiskie elementi.
  2. Geometry: Distance between parallel straight lines.
  3. Physics: Measurement.
  4. Algebra: Square root extraction
  5. Physics: Ultrasound, Infrasound and sound usage.
  6. Algebra: Square trinomial distribution into multipliers
  7. Geometry: Rectangle (S = ab, a, b - edges) and area of the square (S=a^2 , a - edge) formulas
  8. Algebra: Equation with unknown denominator.
  9. Physics: Spread of sound.
  10. Algebra: Numerical approximation.
  11. Algebra: Parabola.
  12. Physics: Archimedes law.
  13. Chemistry: Periodic table of chemical elements and atomic structure.
  14. Physics: Light reflection and mirrors.
  15. Geometry: Rectangular (S = ab, a, b - edges) and area of the square (S=a^2 , a - edge) formula.
  16. Algebra: Albraic fraction.
  17. Geometry: Squar, properties and signs.
  18. Geometry: The Pythagorean Theorem. The practical application of Pythagorean Theorem in everyday life.
  19. Geometry: Area of parallelogram, rhomb, triangle, right angled triangle and trapeze.
  20. Geometry: Right-angled triangle outlined circle lines center location.
  21. Geometry: Area of parallelogram, rhombus, triangle, right-angled triangle, trapeze.
  22. Chemistry: Air composition and usage(reactions).
  23. Physics: mass
  24. Algebra: Fractions main property
  25. Geometry: Diameter, which is perpendicular to chord, properties.
  26. Geometry: Curve angle value, center angle and indrawn angle.
  27. Physics: Gravitation, friction and deformation.
  28. Algebra: Fraction addition and subtraction.
  29. Algebra: Formula y = k/x
  30. Geometry: Rectangular (S = ab, a, b - edges) and area of the square (S=a^2 , a - edge) formula.
  31. Chemistry: Substances physical properties and transformations.
  32. Geometry: Triangle median properties.
  33. Algebra: Median
  34. Algebra: Moda
  35. Algebra: Relative frequency
  36. Algebra: Absolute and relative mistake of approximation
  37. Algebra: Actual numbers.
  38. Algebra: Numerical approximation.
  39. Chemistry: Gas volume calculations
  40. Algebra: Square trinomial roots
  41. Algebra: Rational fraction expression.
  42. Algebra: Fraction amplification and abbreviation.