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Webquest: A conservation community
Tiching explorer Organización
- 1 lo usan
- 7488 visitas
This webquest will strengthen our knowledge about conservation and how it effects the community in which we live. We write an informative letter asking to use less paper and state why it is important.…
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Match. Raw sap and elaborated sap
EduBook Organización
- 3672 visitas
Match each sentence with the correct type of sap: This is made up of water and mineral salts. The phloem system transports. It moves from the leaves to the rest of the plant. It moves through the xylem…
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States of matter
Maria Pallarés Docente
- 1 lo usan
- 5501 visitas
This video introduces the three main states of water: solid liquid and gas. Students can see how as different forces are applied to matter, like heat, matter can change from one form to another: solid…
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Think about it. Abiotic factors
EduBook Organización
- 3649 visitas
Remember what you have studied in this section and answer the questions: Why do you think life developed in water before it developed on land? Light is very important for which organisms? How does light…
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Check. The transport of substances in plants
EduBook Organización
- 3609 visitas
Remember what you have studied in this section and answer the questions: Talk to a classmate about sap: Draw a diagram to show the plant parts and system involved in transporting water from the soil up…
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Correct. Summarising concepts
EduBook Organización
- 3565 visitas
Correct the sentences below: The acidity of the soil is determined by the size of its particles that affects its ability to retain water. Irrigated farming only uses rainwater. Subsistence livestock…
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Hazards caused by human activity
EduBook Organización
- 3575 visitas
3.1. Technological hazards Sometimes, human technology causes problems for the environment. Nuclear power stations are carefully controlled and are generally quite safe, but an accident could cause very…
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We use energy
EduBook Organización
- 3535 visitas
Electricity We use electricity every day in homes, offices, schools and factories. We get electricity from: Hydroelectric power stations, which convert water energy into electricity. Thermal power…
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End-of-unit activities - The nervous system
EduBook Organización
- 3485 visitas
Right now, you are reading these words and you understand them. If you see food when you are hungry, your mouth starts to water. If you burn your hand, you move it away immediately. You automatically do…
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Initial self-evaluation T4 03 - Rivers and seas
EduBook Organización
- 3495 visitas
Are the following statements true or false?: Flow is the amount of water that a river carries. A river meanders in its upper course. A river causes more erosion in its lower course. The materials…
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