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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315.1. Air composition and usage(reactions).

Type in the missing word!

At the beginning of the 20th century airships were filled with hydrogen, but for the safety the H2 were replaced with .

Write the equation of the reaction, that shows the reason, why hydrogen airships were not safe!

Grade:
8
Subject
Chemistry
Theme
Air and its quality.
Subtheme
Air composition and usage(reactions).

Solve tasks to find hidden Geo point coordinates

  1. Physics: Heat expanding.
  2. Algebra: Square trinomial distribution into multipliers
  3. Chemistry: Substances multiplicity.
  4. Algebra: Equation with unknown denominator.
  5. Algebra: Transformation of algebraic expressions.
  6. Algebra: Algebraic expression transformation.
  7. Chemistry: Substances physical properties and transformations.
  8. Algebra: Square root
  9. Physics: Movement characteristics.
  10. Chemistry: Air composition and usage(reactions).