# Location: **N° ` .", E° ` ."**

To define the coordinates of this point, you have to solve the tasks, that are hidden under the question marks.

Suitable for: Grade 8th

- Pressure.
- Substance oxidation process and reactions.
- Squar, properties and signs.
- Atom and chemical elements.
- Triangle in a circle, outlined circle lines center location.
- Research of movement.
- Substances structure.
- Heat expanding.
- Measurement.
- Amount of heat.
- Measurement.
- Gas volume calculations.
- Equation with unknown denominator.
- Waters physical properties. Solution (part of weight).
- Interaction, strength and safety.
- Neutralisation reactions and calculations.
- Quadratic equation
- Lens characteristics and usage.
- Polygon angle sum, convex or concaved quadrangle, polygon diagonale.
- Arithmetic square root
- Lens characteristics and usage.
- Light reflection and mirrors.
- Square root properties
- spr
- Amount of substance.
- Fraction amplification and abbreviation.
- Acids, bases and salts chemical formulas and names.
- Fraction amplification and abbreviation.
- Parallelogram, elements. Properties and signs.
- Mass and density.
- Square trinomial roots
- Square trinomial distribution into multipliers
- Archimedes law.
- Square root extraction
- ax² + c = 0
- Movement characteristics.
- Actual numbers.
- Chemical reaction equation.
- Circle in a triangle, centers location.
- Median
- Reverse proportionality concept.
- Interaction, strength and safety.