The difference in the intensity of the reaction

Unit Three: The Universe.Lesson Two: lunar eclipse.Objective of the experiment:To identify the types of lunar eclipsesExperiment tools: A ball (the Earth) - An electric lamp (the sun) - A tennis ball (the moon)Experiment steps:- Place the electric lamp (which represents the sun) and the balls( Ea......

Unit Three: The Universe.Lesson one: solar eclipse.Objective of the experiment:To identify the types of solar eclipsesExperiment tools:A ball (the Earth) - An electric lamp (the sun) - A tennis ball (the moon)Experiment steps: - Place the tennis ball (the moon) between the light source (the sun) and......

The solar system

Gravity between the sun, earth and moon

Moon phases

Investigate the movement of the sun using the shadow

This experiment demonstrates a method for determining the radius of a concave mirror sphere experimentally

The goal of the experiment:This experiment aims to map the subject of the focal length of a concave mirror in the science lab.Experience Tools:Concave Mirror - Hail - metric tape measureSteps of the experiment:Position the concave mirror facing a distant light sourceMove the barrier up and down in f......

The goal of the experiment:    Determination of the volume of a solid body given the volume of a liquid Experience Tools: Graduated Tester - Water - a group of solids of different size Steps of the experiment: Water the test with 50 cm3 of water. - Put the solid objects in front of you in......

The goal of the experiment: Explain the idea of work the Hofmann's voltameter Experiments Tools:  Hofmann's voltameter apparatus- holder- acidified water with dilute sulphuric acid- battery – glowing splint Steps of the experiment: The Observation & Conclusion:

The goal of the experiment: Explain the movement drawing at regular speed graphically   Experiments Tools:  Regular speed cars - stopwatch - metric tape measure Steps of the experiment: The Observation & Conclusion: We notice that the relationship between distance and time is represen......