Percent Increase and Decrease Quiz - Page 7
620+ results
Filters
Grade
Subject
Format
Resource type
Standard
Language
Programs & methods
Supports
Entropy and the Expanding Universe | CMB Physics Lesson
Help students explore one of the most fascinating connections in modern physics: how the Cosmic Microwave Background (CMB) provides evidence for the Big Bang and helps us understand the Second Law of Thermodynamics and the increase of entropy in the universe.This engaging physics presentation guides students through the relationship between the early universe, temperature changes, entropy, and the expansion of space, helping them connect cosmology concepts to thermodynamics principles they a
9th - 12th, Adult Education, Higher Education
Astronomy, Physical Science, Physics
NGSS
HS-PS3-4
, HS-ESS1-2
AP Cybersecurity Unit 4: Topic 4.1
This product includes the following: 1) Content Explainer for the Instructor. 2) Multiple different worksheets (One on vocabulary, one on concepts and one combined. 3) PowerPoint and Teacher Companion Guide. 4) Lesson plans (PBL and 5E). 5) Quiz with Answer Key 6) Exam with Answer Key (MCQ and an FRQ Practice). ** The content explainer is designed for newer teachers and has a practice FRQ in there as well. ** Some lesson plans refer to the content explainer for materials. ** All materials refere
9th - 12th
Computer Science - Technology
TED Talk: What is Coronavirus?- Elizabeth Cox
This resource explores the science and risks of coronaviruses through the TED-Ed lesson on their origins, structure, and mutation patterns. Students will learn how coronaviruses spread, why their mutation rate matters for treatments and vaccines, and how human activity increases the likelihood of new pandemics. This resource includes: 20 high school/college-level discussion questions A structured essay prompt linking virology to public health and environmental issues A debate topic with multip
9th - 12th, Adult Education, Higher Education
Biology, Health, Other (Social Studies)
Group 7 Halogens (Editable pptx)
Introduce the halogens with this Group 7 Halogens PowerPoint, designed for Grades 7–10. The first slides define halogens as “salt-formers,” immediately connecting group properties to real-world chemistry. The PPT covers reactivity decreasing down the group, diatomic molecules, physical states, halogen–metal reactions, halogen–nonmetal reactions, displacement reactions, and photographic uses of silver halides. Includes a built-in section check. Slide Count: ~20 slides Activities Included: 1 sec
7th - 12th, Adult Education, Higher Education
Chemistry
The Arctic Algae Mystery: How Photosynthesis Thrives AP Biology Unit 3
Challenge your students with a real-world biological mystery in The Arctic Algae Mystery, an engaging AP Biology case study that explores how life adapts to extreme environments. In this investigation, students analyze why algae populations are increasing beneath melting Arctic ice—despite near-freezing temperatures that typically slow biological processes. Using authentic-style data and guided inquiry, students must determine how Arctic algae maintain high rates of photosynthesis by examining
9th - 12th
Biology
CCSS
RST.11-12.1
, RST.11-12.3
, RST.11-12.4
+6
The Greenhouse Collapse: An AP Biology Case Study on Photosynthesis Unit 3
Description for Teachers Pay Teachers:Bring real-world problem solving into your classroom with The Greenhouse Collapse, an engaging AP Biology case study that challenges students to uncover why plant growth suddenly declines—even when light levels increase. In this investigation, students analyze a commercial greenhouse failure where oxygen levels rise, carbon dioxide drops, and plant health deteriorates. Through guided analysis, they must connect photosynthesis, cellular respiration, enzyme
9th - 12th
Biology
CCSS
RST.11-12.1
, RST.11-12.2
, RST.11-12.3
+7
Dry Ice Science: States of Matter Experiments That WOW! Holy Cow!
Want to blow your students’ minds while teaching science concepts that stick? ❄️ This Dry Ice States of Matter STEM Resource transforms your classroom into a science lab of wonder—while giving you everything you need to teach, assess, and engage! ✨ What’s Included Editable Slides – ready-to-go presentations to introduce and explain states of matter. Vocabulary Cards – reinforce key terms with visuals and definitions. Exit Tickets – quick checks for understanding at the end of the lesson.
PreK - 12th
Basic Principles, General Science, Physical Science
Factors & Multiples: A Visual Approach Grade Level: 4th – 5th (Editable)
Factors & Multiples: A Visual ApproachGrade Level: 4th – 5th GradeDescription: A highly visual explanation of factors using arrays of stars and footballs to show how numbers can be arranged in rows and columns. It clearly distinguishes between factors and multiples and includes a True/False quiz.How to Use: Excellent for Conceptual Understanding. The visual arrays help students "see" what a factor is. End the lesson with the interactive True/False quiz as a whole-class exit ticket.Stats: 30 Slid
7th - 12th, Adult Education, Higher Education
Algebra, Math Test Prep, Physics
Strong Acid Base Reaction Simulation
Students begin by typing in their name so it appears on their screen at all times. This focuses strictly on the reaction of NaOH with an unknown concentration of HCl. Students complete 4 trials which includes adding the NaOH dropwise and measuring, recording, and graphing the pH change. After 4 trials students calculation the concentration of HCl using the chemical reaction and mol ratio and not the dilution equation to ensure better understanding. Students will receive feedback if they are corr
9th - 12th, Adult Education, Higher Education
Chemistry
Also included in: General Chemistry I Lab Simulation Manual
Periodic Table Test (Editable pptx)
Assess student understanding easily with this Periodic Table Test PowerPoint, perfect for Grades 6–10. The opening slides quickly highlight essential concepts—groups, periods, metals, nonmetals, atomic structure—to prep students before testing. Includes structured questions, diagrams, multiple-choice items, and fill-in-the-blanks. Estimated Slide Count: ~12–16 slides Activities Included: 1 full periodic table quiz 1 atomic structure review task 1 metals/nonmetals classification exercise peri
7th - 12th, Adult Education, Higher Education
Biology
Inspired by Jeopardy for AP Biology 27 game bundle
AP Biology Interactive Jeopardy Game Bundle – 27 Topics Aligned to the AP College Board CEDBring your AP Biology classroom to life with this comprehensive 27-game Jeopardy bundle covering every major unit of the AP Biology curriculum. Perfect for review, test prep, and formative assessment, these interactive PowerPoint games keep students engaged while reinforcing key concepts. Key Features 27 Interactive Jeopardy-Style Games – Each game focuses on a specific AP Biology topic for targeted rev
9th - 12th
Biology, Health, Other (Science)
CCSS, NGSS
WHST.9-10.9
, WHST.11-12.2
, WHST.11-12.9
+12
Balancing Chemical Equations (Algebraic Method) (Editable pptx)
Teach students how to balance even the toughest equations using this Balancing Chemical Equations (Algebraic Method) PowerPoint—a step-by-step problem-solving guide perfect for Grades 9–12 chemistry. The opening slides immediately show students that they can balance complex equations with a systematic method, increasing confidence and mastery. This resource walks students through assigning variables, writing element equations, solving simultaneously, simplifying fractions, and deriving final c
7th - 12th, Adult Education, Higher Education
Chemistry
Biomagnification Calculations Lab (APES Unit 8) DDT/Mercury + FRQ + Key
Biomagnification shows up on the APES exam almost every year—and students often miss the math and the “why.” This AP Environmental Science activity fixes both. Students complete progressively rigorous toxin calculations through real food chains (DDT + mercury), calculate bioaccumulation factors (BAF), analyze a graph showing exponential increase, and finish with AP-style FRQ practice plus real-world policy evaluation (DDT ban, Minamata disease, mercury advisories, PCB cleanup). ✅ Mirrors t
9th - 12th
Environment
Also included in: APES Math & Data Analysis Bundle (5 Labs) FRQ Practice + Answer Keys
AP Environmental Science Unit 9: Global Change Bundle - EDITABLE Presentation
Empower your students to dive deep into the dynamic forces shaping our planet with this comprehensive AP Environmental Science Unit 9: Global Change Bundle. Designed to fully cover the key topics of global change, this bundle equips teachers with an engaging, standards-aligned resource that simplifies complex concepts and prepares students for the AP exam. 🌎 What’s Included:Global Change Presentation (146 slides, Editable Canva Template): A detailed, visually engaging presentation covering es
9th - 12th
Earth Sciences, Environment, Science
NGSS
HS-LS2-7
, HS-LS4-6
, HS-ESS3-5
+2
AFRICAN BUFFALO - Interactive PowerPoint presentation including video snippets
Buffalo - Interactive PowerPoint presentation including 4 video snippets This individual AFRICAN ANIMAL slide show is part of a set that can be used: as an introduction to an African animal study as the basis for research paper information to enhance reading skills for reading comprehension to encourage discussion to increase general knowledge to develop vocabulary to develop logical thinking to build up on existing knowledge to stimulate curiosity, and a love for learning to summarize facts, re
PreK - 10th, Adult Education
Environment, Geography, Reading
Unit 9.5 - AP Environmental Science - Global Climate Change - PowerPoint New CED
Unit 9: Global ChangeAP Environmental Science – Topic 9.5: Global Climate Change20 Slide PowerPoint Presentation | CED Aligned | Zero PrepHelp students understand the broader impacts of a changing climate with this engaging, classroom-ready PowerPoint for AP Environmental Science Topic 9.5. This 20-slide presentation connects greenhouse gas increases to global climate change and examines the environmental and societal consequences. This lesson follows a consistent, student-friendly format that k
9th - 12th, Higher Education
Biology, Environment
Energy Flow in Ecosystems: Food Webs & Trophic Dynamics AP Biology Presentation
Help your students truly understand how energy shapes ecosystems with this AP Biology–aligned Investigating Energy Transfer in a Food Web Presentation: Energy Dynamics in Ecosystems, designed to turn abstract ecology concepts into clear, data-driven understanding. This engaging, visually structured presentation walks students through how energy enters ecosystems, moves through producers and consumers, and decreases across trophic levels due to the 10% rule. Students explore how food webs fun
9th - 12th
Biology
CCSS
RST.11-12.1
, RST.11-12.2
, RST.11-12.3
+7
Unit 7.6 - AP Environmental Science - Reduction of Pollutants - PowerPoint
Unit 7: Atmospheric PollutionAP Environmental Science – Topic 7.6: Reduction of Air Pollutants20 Slide PowerPoint Presentation | CED Aligned | Zero PrepHelp students understand how air pollution can be controlled and reduced with this engaging, classroom-ready PowerPoint for AP Environmental Science Topic 7.6. This 20-slide presentation explores technologies, policies, and strategies used to decrease air pollution and improve air quality. This lesson follows a consistent, student-friendly format
9th - 12th, Higher Education
Biology, Environment
Group 1 Alkali Metals (Editable pptx)
Bring the periodic table to life with this Group 1 Alkali Metals PowerPoint, ideal for Grades 7–10 chemistry. The opening questions immediately engage students with electron structure, reactivity, and periodic trends. This PPT includes properties of alkali metals, electron configurations, reactivity trends down the group, reactions with water, exothermic behavior, and prediction plenaries (rubidium and cesium). Great for differentiation and quick formative assessment. Slide Count: ~20 slides A
7th - 12th, Adult Education, Higher Education
Chemistry
AP Biology - 7 Topic PowerPoint Presentations - Unit 8: Ecology -New 2025 CED
AP Biology Unit 8 Ecology BUNDLE All 7 Topic PowerPoint Presentations Fully Aligned to the 2025 AP Biology CEDEverything you need to teach Unit 8 Ecology from start to finish is now in one complete, classroom-ready bundle. This bundle includes all 7 Topic PowerPoint presentations for Unit 8, each designed with built-in engagement and daily formative assessment. Every presentation contains 20 structured slides, and every slide begins with a warm up and ends with an exit ticket so you can teach
9th - 12th
Biology
Renewable Energy Discussion - Electricity - Grade 8-10 MYP Middle School Science
Get your middle school science class talking with this physics / environmental science discussion activity on renewable power sources, recommended for grade 8-10 students learning about electricity! Designed with MYP in mind but appropriate for any middle school, high school, international, or homeschool STEM curriculum. Students explore 5 hypothetical scenarios while applying their knowledge of renewable and non-renewable resources, energy, and generating electricity. With strong environmen
8th - 10th
Environment, Physics
CCSS, NGSS
SL.9-10.1
, SL.9-10.1a
, SL.9-10.1b
+19
Natural Resources Card Sort - Human Impacts on the Environment - G8 MYP Science
Use this interactive card sort activity to review natural resources and human impacts with your students. Just print, cut, and go, or use the included slides for a paperless digital experience (still interactive!). Recommended for a grade 8 Biology or Environmental Science unit on Human Impacts on the Environment, these cards can be used as a simple and fun formative assessment aligned with MYP content and learning objectives! Get the Human Impacts on the Environment unit plan associated
7th - 9th
Biology, Environment
CCSS, NGSS
CCRA.L.4
, CCRA.L.5
, CCRA.L.6
+3
Atomic Theory Mega-Presentation (Editable pptx)
This Atomic Theory Mega-Presentation is a complete instructional tool for teachers delivering a full chemistry introduction course. Covering particles, forces, atoms, isotopes, periodic table, ions, bonding, states of matter, reactions, balancing equations, mixtures vs pure substances, and more — this is a huge all-in-one resource. Ideal for grades 7–10, it includes dozens of practice problems, quizzes, diagrams, and classification tasks. Teachers appreciate the depth, clarity, and breadth—ex
7th - 12th, Adult Education, Higher Education
Chemistry
Sources of Yield Loss TRASHKETBALL Science Game - No Prep Chemistry Review
Let’s score points with Trashketball!Trashketball is a No Prep High School Science game where students take shots to score points based on how quickly they answered the questions correctly! The game is playable with the whole class together, or you can play it as small groups. There are 20 questions with answers included. This version is High School Science, Chemistry, Stoichiometry & Quantitative Chemistry, Percent Yield & Reaction Efficiency, Sources of Yield Loss, Identify factors that reduce
9th - 11th
Chemistry
Also included in: 20 TRASHKETBALL Science Games - Stoichiometry & Quantitative Chemistry
Showing 145-168 of 620+ results
TPT is the largest marketplace for PreK-12 resources, powered by a community of educators.
IXL family of brands