42.2. Ultrasound, Infrasound and sound usage.
Grade:
8
Subject
Physics
Theme
Sound nowadays.
Subtheme
Ultrasound, Infrasound and sound usage.
Solve tasks to find hidden Geo point coordinates
- Chemistry: Chemical transformation signs. Chemical transformation causes and process.
- Algebra: Square root extraction
- Physics: Ultrasound, Infrasound and sound usage.
- Algebra: Fraction addition and subtraction.
- Algebra: Hyperbola.
- Algebra: Arithmetic square root
- Physics: Heat and temperature.
- Chemistry: Gas volume calculations.
- Algebra: Quadratic equation
- Geometry: Parallelogram, elements. Properties and signs.
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- Algebra: Linear equalities and inequalities solution.
- Algebra: Research of linear function.
- Physics: Sounds characteristics.
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- Physics: Sounds reception.
- Physics: Physics language.
- Algebra: Incomplete quadratic equation
- Physics: Light reflection and mirrors.
- Chemistry: Air composition and usage(reactions).
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- Physics: Measurement.
- Physics: Movement characteristics.
- Algebra: Incomplete quadratic equation
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- Geometry: Distance between parallel straight lines.
- Geometry: Circle, their elements. Secant.
- Chemistry: Atom and chemical elements.
- Physics:
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- Algebra: Fraction addition and subtraction.
- Chemistry: Chemical reaction equation.
- Geometry: Curve angle value, center angle and indrawn angle.
- Chemistry: Atom and chemical elements.
- Algebra: Linear equalities and inequalities solution.
- Physics: Heat and temperature.
- Geometry: Figure heights. Area of equivalent figures.
- Algebra: Parabola.
- Geometry: Trapeze, its elements, types of trapeze, trapeze properties, isosceles trapeze signs.