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Recursos educativos
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The effects of heat
EduBook Organización
- 3198 visitas
Changes of temperature If we put a hot object in direct contact with a cold object, heat will travel from the hot object to the cold object. The temperature of the hot object goes down. We can say that…
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End-of-unit evaluation - Matter and Materials
EduBook Organización
- 2975 visitas
All objects around us are made of matter. Matter is anything that occupies space. We find matter in three different states: solid, like ice, liquid, like water, and gas, like water vapour. We can make…
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Introduction - Matter and Materials
EduBook Organización
- 2850 visitas
All objects around us are made of matter. Matter is anything that occupies space. We find matter in three different states: solid, like ice, liquid, like water, and gas, like water vapour. We can make…
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Heat and temperature
EduBook Organización
- 2761 visitas
What is heat? Heat makes an object hotter. It always travels from hot objects to cold objects. Sources of heat Sources of heat produce heat. There are artificial sources and natural sources. Some…
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End-of-unit activities - Light and sound
EduBook Organización
- 2759 visitas
We perceive most of the things around us because we can see or hear them. Most objects do not have their own light. We see them because they are illuminated by light from natural and artificial sources,…
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End-of-unit evaluation - Light and sound
EduBook Organización
- 2737 visitas
We perceive most of the things around us because we can see or hear them. Most objects do not have their own light. We see them because they are illuminated by light from natural and artificial sources,…
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End-of-unit activities - Matter and Materials
EduBook Organización
- 2536 visitas
All objects around us are made of matter. Matter is anything that occupies space. We find matter in three different states: solid, like ice, liquid, like water, and gas, like water vapour. We can make…
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Introduction - Light and sound
EduBook Organización
- 2467 visitas
We perceive most of the things around us because we can see or hear them. Most objects do not have their own light. We see them because they are illuminated by light from natural and artificial sources,…