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Calculate. The speed of light
EduBook Organización
- 3528 visitas
Calculate the distance in km that light travels in 20 s. d = km Calculate the distance in km that light travels in methacrylate in 20 s d = km If sunlight takes 8 minutes to reach Earth through the…
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End-of-unit activities - The natural environment. Ecosystems
EduBook Organización
- 3427 visitas
Most of the energy used by living things originally comes from sunlight which is trapped by autotrophs (or producers). This energy is then transferred from the producers to all other living things…
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Talk about it. The natural environment
EduBook Organización
- 3408 visitas
Look at the picture and answer the questions. Look at the large photo. What sort of ecosystem does it show? Are the animals that live there herbivores or carnivores? Can they find food easily? What…
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End-of-unit evaluation - The natural environment. Ecosystems
EduBook Organización
- 3389 visitas
Most of the energy used by living things originally comes from sunlight which is trapped by autotrophs (or producers). This energy is then transferred from the producers to all other living things…
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Plant nutrition
EduBook Organización
- 3067 visitas
Photosynthesis Plants and animals both feed on organic matter. However, plants are different to animals because they make their own organic matter and turn it into food. They do this through a process…
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Complete. Plant nutrition
EduBook Organización
- 2932 visitas
Copy and complete the sentences: roots chlorophyll carbon phloem carbon dioxide elaborated sap water oxygen xylem Photosynthesis is the process that allows plants to make food from , and . The sunlight…
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Final Autoevaluation 1.03 - Plant nutrition
EduBook Organización
- 2631 visitas
Match the definitions to their concepts: The process by which glucose is synthesized from simpler substances using sunlight. This system transports elaborated sap. A tiny pore in the epidermis of leaves…
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Complete. Plants
EduBook Organización
- 1893 visitas
Complete the text by putting these words in the correct spaces: mosses sunlight roots flowers algae leaves oxygen living things respire water Plants make up one of the groups of . Ferns, and are plants…
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Final self-evaluation 06 - Plants
EduBook Organización
- 1732 visitas
Decide if the following statements are true or false: Plants make their own organic matter through the process of photosynthesis. ➝ The organic matter is made from a combination of water and the…
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The light in the ocean, much more than the engine of photosynthesis |
V&V Books Vicens Vives Organización
- 431 visitas
Sunlight plays a very important role in sustaining life in the ocean. It first penetrates the water column, heats it, generates currents, and finally, is absorbed by phytoplankton, which uses this…
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