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Jul 24, 2022 · (Science: geology) broken and detached fragments, taken collectively; especially, fragments detached from a rock or mountain, and piled up at the base. 2. Rubbish, especially such as results from the destruction of anything; remains; ruins.
- What Is rubbish?
- Properties of Rubbish
- Ways of Sorting Rubbish
- Disposing of Rubbish
- Reduce, Reuse, Recycle
- Te Ao Māori Connections
- Alternative Conceptions
- Supporting Resources
Rubbish is simply something that is unwanted. However, we can also consider a range of types of rubbish. Waste (toenga, para) is something that is superfluous or a byproduct – for example, trimmings of fabric that are too small to be useful or bark that is removed from timber to be used for building. Rubbish is something that has lost some quality ...
Something may be considered rubbish if it has: 1. an issue that prevent its ongoing use 2. a missing component 3. lost some elementof its component’s properties – for example, clothing losing its colour due to fading or where the fibres lose strength due to being stretched, worn or torn.
People use a range of ways to sort rubbish. One way is by using our senses. We discard food that: 1. smells bad 2. tastes peculiar 3. feels hard and stale (bread) or soft and pulpy (fruit and vegetables) 4. looks rotten, contaminated or mouldy 5. sounds mushy or hollow. Rubbish is also sorted by its physical properties. Organic materials like food ...
Methods of disposal that used to be common, such as burning, have been re-examined to check for environmental impacts. There is new technology being investigated that looks at burning to generate energy but also closely monitors and manages all outputs such as gases produced by burning and remaining ash. In Aotearoa New Zealand, we still bury some ...
We produce millions of tonnes of rubbish, and this figure is growing. The problem is how to deal with this mass. There are three approaches used – reduce the amount of rubbish, reuse whatever we can and the third option is to recycle. Reducing the amount of rubbish generated includes: 1. only buying what we need 2. replacing things we buy with item...
Māori have a holistic and interconnected relationship with the natural world and its resources. Values of kaitiakitanga and care of Papatūānuku and Ranginui are foremost. Kuputaka Māori mo para(te reo Māori words associated with rubbish and recycling) is available in a downloadable Word format.
Students may think that rubbish is worthless. However, rubbish may have value in another context or to another user. For example, old newspapers are useful as a weed mat when planting a garden. Students may think that rubbish means untidiness, especially in the domestic context. In reality, rubbish can be neat and contained – for example, stacked a...
Two downloadable Word documents provide useful information and content vocabulary: 1. Physical properties of rubbishof rubbish lists material properties such as colour and texture, and how changes to these properties turn materials from useful to ‘rubbish’. 2. Waste classificationsplits common wastes into categories, with primary and secondary clas...
Rubbish is the waste that we produce from items such as packaging and foods. This film explains the impact waste is having on our planet and how we can work to reduce our rubbish to...
In this photo series, students will consider what happens to items that they and everyone else on the planet throw away. They will think like engineers, defining a problem by categorizing and quantifying components of trash, and considering different solutions to the problem of dealing with rubbish.
This topic web suggests classroom activities linked to recycling and how much rubbish is produced in your school. Irreversible changes and the ‘fire extinguisher’ Try this investigation to explore what materials need to burn, with detailed teacher notes, classroom slides and a video demonstration.
Apr 27, 2007 · Students investigate what types of materials biodegrade in the soil, and learn what happens to their trash after they throw it away. They learn about the concepts behind landfills and compost piles. In an associated activity, students create their own miniature landfills—a hands-on way to learn the difference between organic and inorganic waste.
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Apr 6, 2022 · Kids of all ages can explore science concepts using scientific terms. Learn the general science terms you need to know to conduct experiments and investigate how the world works like a real scientist. The scientific method is a process kids commonly learn to help encourage experimentation.
