Texas Instruments
Texas Instruments: Math Today Wing Tabs Save Fuel
Using the USA TODAY Infograph, 'Wing tabs save fuel', ratios and proportions will be used to explore the concept of similarity between a drawing/model and the actual dimensions. The effects of dilation (size change) on an image and...
Illustrative Mathematics
Illustrative Mathematics: G Gpe Scaling a Triangle in the Coordinate Plane
The goal of this task is to apply dilations to a triangle in the coordinate plane. Students will need to find the coordinates of a point which cuts a given segment into one third and into two thirds. The two dilated triangles share a...
Texas Instruments
Texas Instruments: Exploring Quadratic Data With Transformation Graphing
Students practice with the parameters of the vertex form of the parabola and their effect on the shape of the curve. They use this concept to find a quadratic model. They also use translation and dilation to change the general parabola.
Texas Instruments
Texas Instruments: House
Students use the Cabri Geometry II Plus software to invert, rotate and dilate a figure.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Transformaciones De Funcioness
In Spanish. In this interactive activity you will see a visual explanation of the different kinds of translations and dilation of functions.
Texas Education Agency
Texas Gateway: Generalizing Proportions From Similar Figures
Given a pair of similar figures, including dilations, students will be able to generalize that the lengths of corresponding sides are proportional.
Concord Consortium
Concord Consortium: Transformations of Functions 4: All Transformations
Students will understand all transformations of functions: translations, dilations and reflections. By the end of the activity students will be able to identify a function transformation, identify the way the graph will change given a...
Other
Nearpod: Transformations on Coordinate Planes
In this instructional activity on transformations on coordinate planes, 8th graders explore dilation, translation, reflection, and rotation of shapes within a coordinate plane.
Other
Nearpod: Transformations & Congruence
In this lesson on transformations and congruence, 8th graders will investigate dilations, rotations, reflections, and translations on the coordinate plane and the figures that result from these transformations.
Other
Nearpod: Introduction to Geometric Transformations
In this lesson, learners will learn how to describe and identify reflections, rotations, translations, and dilations.
Texas Education Agency
Texas Gateway: Generalizing Geometric Properties of Ratios in Similar Figures
Students will investigate patterns to make conjectures about geometric relationships and apply the definition of similarity, in terms of a dilation, to identify similar figures and their proportional sides and congruent corresponding...
Texas Education Agency
Texas Gateway: Comparing and Explaining Transformations
Given rotations, reflections, translations, and dilations, students will be able to develop algebraic representations for rotations, and generalize and then compare and contrast the properties of congruence transformations and...
CK-12 Foundation
Ck 12: Physics: Relativity Study Guide
Review your understanding of relativity with this study guide.
Illinois Institute of Technology
Illinois Inst Tech/hyperons
Short and sweet definition and explanation of hyperons in the particle zoo. Nice info about time dilation making hyperon beams useful.
University of Toronto (Canada)
Harrison/special Theory of Relativity
This page provides an incredibly detailed description of Albert Einstein's Special Theory of Relativity. Definitely an excellent website with great pictures and examples!
Stanford University
Stanford Univ/gravity Probe B/relativity Q&a
Click "Relativity Q & A". Over 200 questions and answers dealing with relativity (special and general), answered by NASA scientist Dr. Sten Odenwald. Answers are generally one paragraph, very clear and coherent.
University of New South Wales (Australia)
University of New South Wales: Einstein Light
Einstein Light highlights the Theory of Special Relativity and related topics. Learn how Galileo, Maxwell, and Einstein contributed to our knowledge of relativity, electricity, magnetism, and time by watching fun, interactive modules.
Stanford University
Stanford University: Conventionality of Simultaneity
This site from Stanford University is on the topic of simultaneity in relativity.
University of Waterloo (Canada)
University of Waterloo: Cemc: Geometry and Spatial Sense: Transformations [Pdf]
Accompanied by links to online activities and demonstrations, middle schoolers learn about the different types of transformations on a coordinate grid through this lesson plan. The lesson is designed to match the Grade 7 Ontario...
Libre Text
Libre Texts: Physics: Distortion of Space and Time
If the speed of light remains a constant then time and distance change. Oh, it can be confusing! This text will help clear up the confusion. Discussion questions should serve to reinforce comprehension.and exercises
Texas Instruments
Texas Instruments: Real Life, Real World Activity Architecture
Architects and Interior Designers use scale drawings that represent the house or room they are designing. This activity uses Cabri Jr. Geometry software to create a scale drawing with dilations.
Varsity Tutors
Varsity Tutors: Hotmath: Similar Figures
Find a clear explanation of similar figures. Discusses how they can be transformed through a sequence of rotations, reflections, translations, and dilations. Explanations are supported with illustrated examples.
CK-12 Foundation
Ck 12: Interactive Geometry: 8.1 Circles and Similarity
Learn how similarity transformation is one or more rigid transformations (reflection, rotation, translation) followed by a dilation.
TeachEngineering
Teach Engineering: Pupillary Response & Test Your Reaction Time
Students observe and test their reflexes, including the (involuntary) pupillary response and (voluntary) reaction times using their dominant and non-dominant hands, as a way to further explore how reflexes occur in humans. They gain...
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