作者:Esther Cookson , David Nelson , Michael Anderson ... |
来源:[J].The Physics Teacher, 2019, Vol.57 (9), pp.633-635AAPT |
摘要:Magnetic resonance is a quantum phenomenon and describes a resonant interaction of spins with electromagnetic fields. Its understanding requires advanced knowledge of quantum mechanics and condensed matter physics and thus often remains elusive to students. However, the great imp... |
作者:James Lincoln |
来源:[J].The Physics Teacher, 2019, Vol.57 (9), pp.652-653AAPT |
摘要:The “Energy Stick” or “Energy Tube” is an electric toy similar to an “Energy Ball.” The device is a clear plastic tube with metal foil loops on each end. When a conducting loop connects the two foil ends, a circuit is completed and current flows to activate the int... |
作者:Susan M. Renner , Daniel D. Schwert |
来源:[J].The Physics Teacher, 2019, Vol.57 (9)AAPT |
摘要:We devised an activity to explore friction by testing some of the common theories on how ancient Egyptians moved the stones used to build the pyramids. The activity is suitable for a high school physics course or introductory college courses for both science majors and non-scienc... |
作者:Don Lincoln , Spencer Pasero , Rebecca Thompson |
来源:[J].The Physics Teacher, 2019, Vol.57 (9), pp.642-645AAPT |
摘要:While the majority of students that pursue a physics education learn mostly in a classroom setting, hands-on experiences can take their appreciation of physics to the next level. Summer internships offer just that, hands-on learning experiences and a taste of what a career i... |
作者:Gerd Kortemeyer |
来源:[J].The Physics Teacher, 2019, Vol.57 (9)AAPT |
摘要:Item Response Theory (IRT) has proven useful in physics education research to examine the validity of concept tests (e.g., Refs. 1-3) and online homework (e.g. Refs. 4-6), yet as a tool for the improvement of physics instruction (particularly exams), it is oftentimes perceived as... |
作者:Boris Korsunsky |
来源:[J].The Physics Teacher, 2019, Vol.57 (9), pp.639-639AAPT |
作者:Said Shakerin |
来源:[J].The Physics Teacher, 2019, Vol.57 (9)AAPT |
摘要:The purpose of this paper is to present five new devices that demonstrate a variety of flow phenomena in liquids and granular materials that exhibit fluid-like behavior. These devices complement and add on to a recent collection of demonstrations that was published in this journa... |
作者:Paul Hewitt |
来源:[J].The Physics Teacher, 2019, Vol.57 (9), pp.A580-A580AAPT |
作者:Chamaree de Silva , Jeffrey Pullen , Katharine Northcutt ... |
来源:[J].The Physics Teacher, 2019, Vol.57 (9), pp.618-620AAPT |
摘要:Many university and high school introductory physics courses include a laboratory portion where students follow a manual to conduct “cookbook” experiments. Here, we present an authentic research project for introductory physics students that focuses on kinematics that can be... |
作者:Ann Daniel |
来源:[J].The Physics Teacher, 2019, Vol.57 (9), pp.648-649AAPT |
摘要:Researchers have shown students develop misconceptions in projectile motion for various reasons. A common misunderstanding among first-year high school physics students is the notion that the horizontal and vertical components are interchangeable in projectile motion. The st... |
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