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Kim, Kiernan F.; White, Peta J.; Long, John M.; Saw, Jessica – Teaching Science, 2020
Volumetric titrations are an accurate and precise analytical method, which explains their use in industrial and research settings and their inclusion in senior secondary chemistry curricula around the world. Students often have difficulty understanding the intricacies of titrations because they are novices being presented with a long list of…
Descriptors: Secondary School Students, Secondary School Science, Science Instruction, Chemistry
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Rennie, Richard – Teaching Science, 2015
The Australian Curriculum: Science for Year 5 includes "recognising that the colour of an object depends on the properties of the object and the color of the light source". This article shows how much more can be done with color in the science laboratory. Activities include using a prism to explore white light, using a hand lens to…
Descriptors: Foreign Countries, Science Experiments, Science Activities, Color
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Windsor, Sarah; Bailey, Jack – Teaching Science, 2016
Year 11 chemistry students from three schools in the Sunshine Coast Region of Education Queensland carried out a choice of five experiments aligned with their school curriculum on campus at the University of the Sunshine Coast and in their own school classrooms. Significant improvements in science learning were observed in student post-test quiz…
Descriptors: Outreach Programs, Science Experiments, Chemistry, Student Projects
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Tho, Siew Wei; Yeung, Yau Yuen – Teaching Science, 2014
A Smartphone is not only a mobile device that is used for communication but is also integrated with a personal digital assistant (PDA) and other technological capabilities such as built-in acceleration, magnetic and light sensors, microphone, camera and Global Positioning System (GPS) unit. This handheld device has become very popular with the…
Descriptors: Instructional Innovation, Technology Uses in Education, Handheld Devices, Investigations
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Wrigley, Colin – Teaching Science, 2012
Proteins are a diverse class of biochemical macromolecules, including substances as (apparently) unrelated as silk and sinew, hair and horn, feathers and flagella, enzymes and epidermis, gelatine (jelly) and gluten and gore, spider web, meat and fish muscle. Yet they are unified by being polymers of amino acids. Discovery of the nature of proteins…
Descriptors: Chemistry, Laboratory Experiments, Secondary School Curriculum, Science Activities
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Downs, Nathan; Larsen, Kim; Parisi, Alfio; Schouten, Peter; Brennan, Chris – Teaching Science, 2012
A practical exercise for developing a simple cost-effective solar ultraviolet radiation dosimeter is presented for use by middle school science students. Specifically, this exercise investigates a series of experiments utilising the historical blue print reaction, combining ammonium iron citrate and potassium hexacyanoferrate to develop an…
Descriptors: Chemistry, Foreign Countries, Science Curriculum, Investigations