39.2. Sounds reception.
Grade:
8
Subject
Physics
Theme
Sound nowadays.
Subtheme
Sounds reception.
Solve tasks to find hidden Geo point coordinates
- Algebra: Fraction multiplication and division.
- Algebra: Numerical approximation.
- Algebra: Rational numbers.
- Algebra: Periodical decimal fractions.
- Geometry: Figure heights. Same sized figure areas.
- Chemistry: Amount of substance.
- Physics: Sounds reception.
- Algebra: Rational expression.
- Geometry: Pythagorean theorem. Right angled triangle signs.
- Physics: Gravitation, friction and deformation.
- Chemistry: Gas volume calculations.
- Chemistry: Substances with constant composition. Chemical formula.
- Geometry: Polygon angle sum, convex or concaved quadrangle, polygon diagonale.
- Chemistry: Substance consistent invariables. Chemical formulas.
- Algebra: Rational expression.
- Geometry: Triangle median properties.
- Physics: Mass and density.
- Physics: Physics language.
- Geometry: Polygon angle sum, convex or concaved quadrangle, polygon diagonale.
- Algebra: Transformation of algebraic expressions.
- Physics: Lens characteristics and usage.
- Algebra: Square root properties
- Chemistry: Substances multiplicity.
- Physics: Lighting and safety.
- Algebra: Concept of reverse proportionality.
- Algebra: Arithmetic square root
- Algebra: Proportions, percent
- Chemistry: Waters physical properties. Solution (part of weight).
- Physics: Lighting and safety.
- Physics: Sounds reception.
- Geometry: Parallelogram, elements. Properties and signs.
- Physics: Interaction, strength and safety.
- Physics: Heat process diagram.
- Algebra: Formula y = k/x
- Algebra: Numerical approximation.
- Algebra: Function y=√x
- Chemistry: Acids, bases and salts chemical formulas and names.
- Algebra: Arithmetic square root
- Algebra: Irrational numbers.
- Algebra: Average arithmetical
- Algebra: Modifications of algebraic expressions.
- Geometry: Rectangular (S = ab, a, b - edges) and area of the square (S=a^2 , a - edge) formula.