使用详细的观察和准确的测量来收集和记录信息;
A set of worksheets to develop students' ability to design fair, scientific experiments.
一个调查relati科学实验onship between multiple forces acting on a single object in various ways.
A science experiment which investigates rolling friction and the properties of various materials and shapes.
A science investigation in which the students investigate how to use thrust force to increase the speed of a model car.
A science experiment which investigates the strengths of solid wood and laminate.
A science experiment that investigates how changes to electrical circuits affects their components.
A worksheet used to check the students' knowledge of working scientifically.
A science experiment which investigates the absorptive properties of various materials.
A science experiment which investigates which material is the best insulator of heat.
A science experiment which investigates which material is the best conductor of heat.
A hands-on experiment to use when exploring natural disasters.
A hands-on investigation task that allows students to design, create, and evaluate the effectiveness of a parachute.
A 60-minute lesson designed to investigate the relationship between force and the resulting speed of an object.
一个60分钟的课程,学生们以不同的方式研究移动物体如何影响摩擦力的强度。