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This video will help you to explain the states of matter to your kids.
Atoms, elements and molecules. Understanding the building blocks of matter.
Estudiantes del MIT explican con piezas de Lego qué son los átomos y moléculas
"The law of definite proportions, also known law of definite composition, states that regardless of the amount, a pure compound always contains the same elements in the same proportions by mass. Law o ...
"The three states of matter, also called the phases of matter, are solid, liquid and gas. Matter changes phases based upon thermodynamic principles like enthalpy and entropy. At room temperature, diff ...
Video Física
"States of matter are the different phases which matters can take - gas, liquid and solid. Gas has no fixed shape and conforms to the volume of its container. A liquid has a distinct volume but assume ...
Video Física
"The law of conservation of mass states that mass is neither created nor destroyed. In a closed system, mass of reactants is equal to mass of products. The law of conservation of mass is related to th ...
"Physical matter properties include color, odor, density, melting point, boiling point and hardness. Physical properties are divided into intensive and extensive properties. Intensive properties are u ...
Video Física
"The photoelectric effect is a tool that we use to determine how much energy electrons have. The photoelectric effect was explained by Albert Einstein in 1905 and states that when light shines on meta ...
Video Física
"Changes in matter can be classified as either physical or chemical, like matter properties. Physical changes include changes in physical appearance but not composition. All changes in state of matter ...
"Mixtures are composed of pure substances and elements, but unlike compounds these substances retain their own chemical identities and properties. Mixtures can be homogeneous or heterogeneous. Homogen ...
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