Powerful Points
My name is Heidi Crowhurst. This is my 21 st year in education and I am currently serving as the Department Chair at a Jr. High school in Northwest Houston. My certifications include Secondary Science, Special Education, Elementary Self-Contained, and Elementary Biology. I have taught in Texas
and Colorado. I have served as a mentor teacher for West Texas A&M University, Teach for America, Region 17 Service Center (Texas), and Harrison District 2 (Colorado). My goal is to produce meaningful lessons in an engaging format that reaches all types of learners. I create PowerPoints with a purpose.
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Physical and Chemical Changes
$5.00This PowerPoint includes the following:Introduction to physical and chemical changes.Multiple Response strategy activity identifying examples of physical and chemical changes.Laboratory Activity: Mystery Powders - Valentine's Day theme activity. Students...$5.00 -
Heat Transfer - Land & Sea Breezes
$4.00PowerPoint includes:An introduction to "heat" and "temperature"3 methods of heat transfer: Conduction, Convection, RadiationSea Breeze vs. Land Breeze: -convection currents-direction of breeze flow-animations-Check for understanding breeze...$4.00 -
Plate Tectonics
$4.00PowerPoint includes:Focus Activity: Pangaea Puzzle Activity with pre and post activity questions.Part 1:Introduction to Plate Tectonics and the Theory of Continental Drift, including Alfred Wegener.Animations of continental drift and convection currents...$4.00 -
Weekly Science Warm Ups
$4.00A 10 week set of science weekly warm ups (bell work). Questions are predominantly related to life science. 22 pages over 100 questions with answer key. Store: Powerful Points$4.00 -
Motion Graphs
$4.00Lesson Objective:Interpret and describe changes in position or direction of an object over time using motion graphs. Types of Graphs Included in Lesson: Distance/Time Position/TimeApplied Concepts:Task 1: Reading Multiple Step Motion GraphsTask 2:...$4.00 -
What is Work?
$5.00Objectives: Contrast situations where work is done with different amounts of force to situations where no work is done such as moving a box with a ramp and without a ramp, or standing still.Explain how inclined planes can be used to change the amount of...$5.00 -
Sun-Earth-Moon System: Solar and Lunar Eclipses
$4.00Lesson Objectives:The student knows the effects resulting from cyclical movements of the Sun, Earth, and Moon. The student is expected to demonstrate events in the lunar cycle, including solar and lunar eclipses.Identify advantages and limitations of...$4.00 -
Lunar Facts, Formation, and Phases
$5.00Lesson Objective:Students will explain the effects resulting from cyclical movements of the Sun, Earth, and Moon by:Describing how the tilted Earth rotates on its axis and revolves around the Sun.Demonstrating and predicting the sequence of events in the...$5.00 -
Periodic Table of Elements - Arrangement and Reactivity
$5.00Lesson Objective:Students will interpret the arrangement of the Periodic Table, including groups and periods, to explain how reactivity is used to classify elements.PowerPoint Presentation includes:A review of the basic arrangement of the Periodic Table...$5.00 -
Emission and Absorption Spectra
$4.00Emission and Absorption Spectra 5E LessonEngage: Do you know how a rainbow is formed? -Link to animated video clip-Diffraction diagramExplain: Definition, Examples, Graphics, and Uses (astronomy connection) for each type of spectrum.Explore: Using...$4.00 -
Ionizing and Non-ionizing Radiation
$5.00Lesson Objectives: Know that EM radiation can be categorized as ionizing or non-ionizing based on its effect on atoms when it is absorbed. These differences are why some portions/bands of the EM spectrum are dangerous radiation and some aren’t...$5.00 -
Life Cycle of a Star
$5.00Lesson Objective:Students will sequence the life cycle of stars using guided notes and a storyboard.PowerPoint Presentation includes:Foldable/Guided Notes with assembly instructionsAnswers to fill-in-the-blanks embedded in PowerPoint presentation...$5.00