Online article from The Conversation written by an assistant professor of marine biology in Aarhus University and funded by a grant from the National Geographic Society. The article describes how we know whales weigh nearly 40 tonnes by using a technique called photogrammetry.
Strand: Measures
Strand unit: Weight
Suggestions for use: Article to engage students interest in measurement and SI units.
Strand: 4. Physical World
Strand unit: 3. Relationships between Physical Observables
Suggestions for use: Article to engage students interest in measurement and SI units.
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