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Tanaka, Kazuo S.; Harada, Ken-ichi; Hayamizu, Tomohiro; Kita, Ryosuke; Kono, Rikako; Maruta, Kyoka; Nagahama, Hiroki; Ozawa, Naoya; Sakemi, Yasuhiro; Sugimori, Ryu – Physics Education, 2022
In Japan, research activities by junior and senior high school students show an upward trend. However, there are limited examples of research activities in the field of elementary particles and atoms. This is due to the difficulty associated with procuring research tools such as accelerators or particle detectors. Therefore, we hosted the 'Accel…
Descriptors: Science Instruction, Junior High School Students, High School Students, Science Experiments
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Set, Seng; Ford, David; Kita, Masakazu – Journal of Chemical Education, 2015
This research revealed that metal ions with different charges could significantly affect the viscosity of aqueous sodium carboxylmethylcellulose (CMC) solution. On the basis of an Ostwald viscometer, an improvised apparatus using a dropping ball for examining the viscosity of liquids/solutions has been developed. The results indicate that the…
Descriptors: Science Instruction, Molecular Structure, Metallurgy, Chemistry