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Recursos educativos
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Final Autoevaluation 4.08 - Animal reproduction
EduBook Organización
- 3922 visitas
Complete the text about reproduction in mammals and birds. embryo – viviparous – young – milk – egg – mammary glands – oviparous – placenta – nutritious Both mammals and birds tend to…
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Summaries - Matter and Materials
EduBook Organización
- 3916 visitas
1. The states of matter and their properties All things in nature are made of matter. Matter is made of different substances with different properties. Matter exists in three different forms or physical…
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Summaries - Plant nutrition
EduBook Organización
- 3904 visitas
1. What plants need Nutrition is all of the processes that living things use to convert the foods they ingest. They transform these nutrients into biomolecules that they need to make cells and tissues.…
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Changes in matter
EduBook Organización
- 3691 visitas
6.1. Changes in matter Matter is not immutable, as both the form it adopts and its composition can change. Physical changes A physical change takes place when the nature of matter is unchanged, this is…
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Matter, materials and measuring
EduBook Organización
- 3464 visitas
What is matter? All the objects around us, including all living and non-living things, are made of matter. Matter is everything that has a weight and a volume. The quantity of matter that an object has…
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End-of-unit evaluation - Matter: Mass, Volume and Density
EduBook Organización
- 3414 visitas
All objects are made up of matter. As a consequence of this, they have mass, occupy a certain volume and have a certain density. Mass, volume and density are magnitudes. This means they have values…
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What plants need
EduBook Organización
- 3400 visitas
1.1. Plant nutrition Nutrition is all of the processes that living things use to convert the foods they ingest. They transform these nutrients into biomolecules that they need to make cells and tissues.…
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End-of-unit activities - Matter: Mass, Volume and Density
EduBook Organización
- 3369 visitas
All objects are made up of matter. As a consequence of this, they have mass, occupy a certain volume and have a certain density. Mass, volume and density are magnitudes. This means they have values…
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Summaries - Animal nutrition
EduBook Organización
- 3345 visitas
1. Feeding and digestion in animals Animals are heterotrophic; they need to find food and transform it to get nutrients. These substances provide energy and materials the animal needs to grow, make new…
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Feeding and digestion in animals
EduBook Organización
- 3332 visitas
1.1. How do animals feed? Animals are heterotrophic; they need to find food and transform it to get nutrients. These substances provide energy and materials the animal needs to grow, make new tissues…
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