Products related to Substances:
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Dangerous Substances’ Sign; Self-Adhesive Vinyl 200mm x
Dangerous Substances sign is a 200mm x 300mm hazard warning sign made from self-adhesive vinyl making it easy to apply to a clean dry surface. All our signs conform to the BS EN ISO 7010 regulation, ensuring that all graphical safety symbols are
Price: 10.54 £ | Shipping*: 7.19 £ -
Dangerous Substances’ Sign; Rigid 1mm PVC Board 200mm x
Dangerous Substances sign is a 200mm x 300mm hazard warning sign made from Rigid 1mm PVC Board which is not adhesive. All our signs conform to the BS EN ISO 7010 regulation, ensuring that all graphical safety symbols are consistent and compliant.
Price: 11.76 £ | Shipping*: 7.19 £ -
Materials Collection
The Materials Collection comprises of twenty magnetic and non-magnetic materialsThe set includesIron,Steel,Aluminium,Wood,Polythene,Brass,Rubber,Copper,Wool,Nylon,Cork,Lead,Zinc,Carbon,Glass,PVC,Cotton,Cardboard,Perspex,Nickel.
Price: 22.53 £ | Shipping*: 7.19 £ -
Changing Materials Kit
This superb bumper pack of resources contains equipment and materials necessary to complete reversible and irreversible changes. Demonstrate the differences between dissolve and melt using salt to dissolve in water and wax to melt with heat. Great
Price: 212.11 £ | Shipping*: 0.00 £
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How do materials scientists develop new materials and substances?
Materials scientists develop new materials and substances through a combination of experimentation, theoretical modeling, and advanced technology. They start by identifying the properties and characteristics they want the new material to have, and then they explore different chemical compositions and structures to achieve those properties. This often involves testing and analyzing the behavior of different materials under various conditions, as well as using computer simulations to predict their performance. Once a promising material is identified, scientists further refine and optimize its properties through iterative testing and modification, ultimately leading to the development of new and improved materials for various applications.
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What tools, materials, and equipment do teachers work with?
Teachers work with a variety of tools, materials, and equipment in their daily work. Some common tools include whiteboards, markers, and projectors for delivering lessons. Materials such as textbooks, worksheets, and manipulatives are used to support student learning. Equipment like computers, printers, and audio-visual devices are also essential for creating engaging lessons and activities. Overall, teachers rely on a combination of traditional and modern tools to effectively educate their students.
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What are ion substances and molecule substances?
Ion substances are compounds made up of positively and negatively charged ions, such as sodium chloride (NaCl) or calcium carbonate (CaCO3). These substances are held together by electrostatic forces between the ions. Molecule substances, on the other hand, are made up of covalently bonded atoms, such as water (H2O) or carbon dioxide (CO2). These substances are held together by sharing electrons between the atoms. In summary, ion substances are composed of charged ions held together by electrostatic forces, while molecule substances are composed of covalently bonded atoms held together by shared electrons.
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With which work tools, materials, and equipment do teachers work?
Teachers work with a variety of tools, materials, and equipment in their daily tasks. Some common tools include computers, projectors, whiteboards, and pens. Materials can range from textbooks and worksheets to art supplies and science equipment. Additionally, teachers may use equipment such as printers, laminators, and document cameras to enhance their teaching methods and create engaging learning experiences for students.
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Separating Materials Kit
A kit to show how different mixtures of materials can be separated. It will allow children to understand terms such as evaporate, filter, insoluble and dissolve.The kit contains5kg sand1kg salt sodium chloride1kg rock salt10 x 100cm plastic beakers10
Price: 119.37 £ | Shipping*: 0.00 £ -
Art Materials Trolley
Store all of your art materials with this Galt Art Material Trolley.Manufactured in quality hardwood.Supplied with strong non-marking castors.Featuring 3 shelves.Self assembly.Dimensions W100 x D50 x H79cm.
Price: 418.28 £ | Shipping*: 0.00 £ -
Solid Materials Kit
A variety of materials in the form of rectangular blocks, intended to familiarise the student with the appearance, feel, texture, hardness and density of a range of common substances.Kit contains blocks of materials in the following sizesSoftwood,
Price: 95.48 £ | Shipping*: 0.00 £ -
Materials Testing Kit
Contains 20 magnetic and non-magnetic objects some familiar, some not, neatly sealed in clear plastic pots with magnetic wands to test for magnetism.Good for individual and group work.Supplied in a strong storage case.Materials includeSea
Price: 40.44 £ | Shipping*: 7.19 £
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To which substances do the elemental substances belong?
Elemental substances belong to the group of pure substances, which are made up of only one type of atom. These elemental substances are the building blocks of all matter and cannot be broken down into simpler substances by chemical means. Examples of elemental substances include hydrogen, oxygen, carbon, and gold.
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To which substances do the elementary substances belong?
Elementary substances belong to the category of pure chemical elements. These are the basic building blocks of matter and cannot be broken down into simpler substances by ordinary chemical reactions. Examples of elementary substances include hydrogen, oxygen, carbon, and iron. Each element is defined by its unique atomic structure and properties.
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Why do polar substances dissolve in polar substances?
Polar substances dissolve in polar substances because they have similar intermolecular forces. Polar substances, such as water, have a partial positive and partial negative charge, which allows them to form hydrogen bonds with other polar molecules. When a polar substance is added to a polar solvent, the partial charges on the solvent molecules attract and surround the solute molecules, causing them to separate and disperse evenly throughout the solvent. This allows the polar solute to dissolve in the polar solvent, forming a homogeneous mixture.
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Which mixtures of substances can be separated with the specified equipment?
Mixtures of substances that can be separated with a distillation setup include those with different boiling points, such as a mixture of alcohol and water. The distillation setup allows for the separation of the components based on their boiling points, with the lower boiling point substance vaporizing first and then condensing back into a liquid. This process allows for the separation of the components based on their physical properties.
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