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2967.3. Gravitation, friction and deformation.

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Peter mass is 45 kg, but John 55 kg. What is both boys total mass? Gravity acceleration on earth is assumed as 10 m/s^2!
Strength and safety
Gravitation, friction and deformation.

Solve tasks to find hidden Geo point coordinates

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