KAPEC GEOTASK?
  • The learning process is entertaining and exciting
  • The solved tasks turn into coordinates
  • The chance to follow your progress
  • Along with your schoolmates and friends, go on an adventure, searching for hideouts
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120.3. Light break and lens.

Mediumd (material)Light braking coefficient n
Vacuum1
Air1,0003
Ice1,31
Water1,33
Oil1,46
Glass1,52
Diamond2,41

Write the correct answer!

Calculate light braking coefficient in ruby, where light spreads with speed 1.70\times10^{8} m/s!
Grade:
8
Subject
Physics
Theme
Light and colours
Subtheme
Light break and lens.

Solve tasks to find hidden Geo point coordinates

  1. Geometry: Rectangular, properties and signs.
  2. Algebra: Rational numbers.
  3. Algebra: Numerical approximations.
  4. Geometry: Rectangular, properties and signs.
  5. Algebra: Viet theorem.
  6. Physics: Light spectre and colour formation.
  7. Chemistry: Acids and bases. Indicators.
  8. Physics: Researching basis in physics.
  9. Algebra: Transformation of algebraic expressions.
  10. Algebra: Rational expression.