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Recursos educativos
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Introduction - Heat, light and sound
EduBook Organización
- 3961 visitas
Heat, light and sound are all around us. We can feel heat from the Sun in the summer and from a radiator in the winter. We need light to see people and objects. We get light from the Sun during the day…
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Find out more
EduBook Organización
- 3933 visitas
Energy can be converted from one form of energy to another. For example: Electrical energy is converted into heat energy by heaters and cookers, and into light energy by lamps. Electrical energy can…
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Remember - Energy
EduBook Organización
- 3888 visitas
We need energy to move. Humans get energy from food. Machines get energy from petrol or electricity. The Sun is a natural source of energy. We call the Sun a renewable energy source because it is…
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Remember - Heat, light and sound
EduBook Organización
- 3676 visitas
Heat, light and sound are all around us. We can feel heat from the Sun in the summer and from a radiator in the winter. We need light to see people and objects. We get light from the Sun during the day…
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Revolution of the Earth: seasons of the year
EduBook Organización
- 3666 visitas
4.1. Revolution of the earth The movement of the Earth around the Sun is called a revolution. The Earth takes about one year to complete a revolution of the Sun. The exact time is 365 days, 6 hours and…
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Activities - Plants
EduBook Organización
- 3654 visitas
Plants are living things. They live in different places. Plants need water and the Sun to grow. They use the water and the light from the Sun to make their own food. Plants reproduce by making seeds.…
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The Solar System
EduBook Organización
- 3633 visitas
1.1. The Solar System The Solar System is made up of eight planets, three dwarf planets and other celestial bodies, like comets, asteroids and satellites. The Sun is at the centre of the Solar System,…
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The natural environment
EduBook Organización
- 3446 visitas
1.1. The energy of the sun and life The ecosphere is a hypothetical zone existing around any star where the temperature allows life to exist. The conditions which make it possible for life to exist on…
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Planets of the Solar System
EduBook Organización
- 3172 visitas
Which planet is the nearest to the Sun? Which is the furthest from the Sun? What is the Earth's position? What is Earth's equatorial diameter? Which planet is nearest to Earth? Which planet is…
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End-of-unit activities - The Earth and the Moon
EduBook Organización
- 3046 visitas
In the past, people believed that the Earth was flat and that the Sun passed over and under the Earth to produce day and night. Now we know that the Earth is a sphere. We also know that day and night,…
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