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What is atmospheric pressure?
EduBook Organización
- 3131 visitas
Air has weight, even though it is very light. The atmosphere is a layer of air. The weight of this air applies pressure on the Earth's surface. Atmospheric pressure is not the same everywhere on the…
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Check what I know
EduBook Organización
- 3095 visitas
Complete the sentences. Use the words below: The measure the distance north or south from the equator. The measure how far east or west a place is from the Greenwich meridian. The Earth's axis is an…
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What is a map?
EduBook Organización
- 2111 visitas
A map is a flat representation of all or a part of the Earth's surface. Symbols represent information on a map. The symbols that appear on a map are explained in the key. Physical maps show natural…
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What rivers do
EduBook Organización
- 4193 visitas
Rivers affect the landscape in many ways: In the upper course of a river, the land is steep and so the river flow is stronger. This causes erosion. In its middle course, a river's flow is weaker and…
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Who said what
EduBook Organización
- 1380 visitas
Look at these sentences. Who is speaking (A)? Who is listening (B)? Then, put the sentences into the order that they appear in the story. “Hey Mark, be careful! You shouldn’t run fast in the fog.…
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Final evaluation 9 - Matter: Mass, Volume and Density
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What is density?
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Answer. Properties of matter: mass, volume and density
EduBook Organización
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Remember what you have studied in this section and answer the questions: What is mass? What is volume? What is density? What is matter? What two physical properties does matter have? How many kilograms…
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Final evaluation 3 - Matter: Mass, Volume and Density
EduBook Organización
- 750 visitas
What do the following measurement prefixes signify? kilo hecto deca deci centi mili
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Think about it. The physical properties of matter
EduBook Organización
- 3571 visitas
Remember what you have studied in this section and answer the questions: Can solids be compressed? Give arguments for and against this idea. All materials expand when you heat them. Why? →…
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Find out on the Internet. Matter and its properties
EduBook Organización
- 2401 visitas
Watch the following video on matter and answer the questions: www.tiching.com/100374 What four states of matter are mentioned? Although you have not studied plasma, note down what the video tells you…
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