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Khalifah, Ardi; Abdullah, Mikrajuddin – Physics Education, 2021
When the road is wet (there is a water layer on the road surface), the road marks become blurred and drivers are distracted. We discuss the contributing processes and identify which processes are dominant to the occurrence of this phenomenon. Modelling and a simple experiment demonstrate that the dominant processes are: (a) refraction of light by…
Descriptors: Motor Vehicles, Transportation, Travel, Light
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Plummer, Julia D. – Journal of Research in Science Teaching, 2009
The National Science Education Standards [National Research Council (1996) National science education standards. Washington, DC: National Academy Press] recommend that students understand the apparent patterns of motion of the sun, moon and stars by the end of early elementary school. However, little information exists on students' ability to…
Descriptors: Scientific Principles, Motion, Visual Environment, Grade 2