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True or false. Measurement
EduBook Organización
- 1920 visitas
Are the following sentences true or false? Volume is an example of magnitude. To measure a magnitude, we compare it with another magnitude. To measure something we have to establish the magnitude of an…
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Answer. Density 5.4
EduBook Organización
- 1928 visitas
What measurements do we need to know to determine the density of an object?
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Answer. Density 5.5
EduBook Organización
- 1924 visitas
What procedures should we follow to measure the density of a solid?
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Calculate with multiples and submultiples - Matter: Mass, Volume and Den...
EduBook Organización
- 1923 visitas
Problem solving involving measurements is often accompanied by the use of multiples and submultiples of these units. Below are four problems to demonstrate the use of multiples and submultiples and how…
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Did you know?
EduBook Organización
- 1914 visitas
When we want water, we just turn on the water tap and out it comes. But water is a very scarce resource. We should not waste or pollute water. Remember, more than 2 billion people do not have access to…
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Final evaluation 4 - The Hydrosphere
EduBook Organización
- 1914 visitas
Match each fact with the property of water that makes it possible: Fish can live below the ice. Sea water is salty. Coastal areas have milder temperatures than inland areas. Water circulates through rivers.
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Calculate. Measuring living things
EduBook Organización
- 1926 visitas
To measure living things as small as bacteria or viruses, we use nanometres (a billionth of a metre) and micrometres (a miliionth of a metre). What fraction of a millimetre are a micrometre and a…
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Final evaluation 1 - The Diversity of Life
EduBook Organización
- 1915 visitas
Define the term biological evolution.
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Final self-evaluation 9.10 - The Plant Kingdom
EduBook Organización
- 1918 visitas
Are the following sentences true or false? Mosses do not have roots, stems or leaves. Seeds are part of fruit. Cotyledons contain nutritional reserves. Gymnosperm plants make spores to reproduce.
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