Percent Increase and Decrease Quiz - Page 5
170+ results
Filters
Grade
Subject
Format
Resource type
Standard
Programs & methods
Supports
AP Biology UNIT 8 Ecology 8.4 Effect of Density on Populations Video
Ever wondered how population density affects survival in ecosystems? In this video, we break down the effect of population density and how limited food, water, and living space can impact organisms. You'll learn how dense populations increase competition, spread disease faster, and change how species interact with their environment. We also explore how ecosystems like rainforests, savannas, deserts, and wetlands support different population sizes based on available resources and carrying capacit
8th - 12th, Adult Education, Higher Education
Biology, General Science, Other (Science)
CCSS
RST.11-12.1
, RST.11-12.2
, RST.11-12.3
+7
Mole Concept Chemistry Assignment | Unit 1 | 50-Mark Assessment + Full Marking
This detailed Unit 1 Chemistry Assignment provides a comprehensive assessment of key Mole Concept topics, perfect for senior secondary or introductory chemistry students. Aligned with core curriculum standards, it includes 50 marks worth of calculation-based and conceptual questions that reinforce deep understanding and application of fundamental chemistry skills. Ideal for homework, revision, formative assessment, or end-of-topic evaluation, this resource is easy to implement with the includ
8th - 12th, Adult Education, Higher Education
Basic Principles, Chemistry, General Science
AP Biology UNIT 6 Gene Expression 6.2 DNA Replication Video
Ever wonder how cells copy DNA with near-perfect accuracy? In this video, we break down DNA replication step by step — the process that allows genetic information to be passed from one cell to the next and from parents to offspring. You’ll learn: What happens during the S phase of the cell cycle Where DNA replication occurs in eukaryotes vs. prokaryotes How enzymes like helicase, primase, DNA polymerase, and ligase work together The difference between the leading strand and lagging strand
8th - 12th, Adult Education, Higher Education
Biology, General Science, Other (Science)
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
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
Evolving Threat. The Rise of Antibiotic Resistance Data Analysis
What's Included:Evolving Threat: The Rise of Antibiotic ResistanceAnnotated reading passage based on real research by Dr. Ramanan Laxminarayan (Princeton) and Dr. Saraj Saggar, with margin annotation instructions and structured response boxesVocabulary activation table with before/after columns for formative assessment of prior knowledge and growthInfographic analysis section using real AMR global death projection data (Review on Antimicrobial Resistance, 2014), including regional breakdowns and
7th - 10th
Biology, General Science, Other (Science)
NGSS
MS-LS4-2
, MS-LS4-4
, MS-LS4-6
Also included in: Natural Selection & Evolution Activities and Labs Unit
Mystery Hydrate Lab – Empirical Formula CER Performance Task | Hot Plate Safe Ch
Engage your students with a mystery-based performance assessment that builds real lab skills—without the need for Bunsen burners or fancy equipment!This NGSS-aligned chemistry lab guides students through determining the empirical formula of a hydrate using mass data and mole ratios. With just Epsom salt or Borax, foil, and a hot plate, students apply core mole concepts in a safe, accessible, and engaging format. Students complete: Careful mass measurements before and after heating Molar con
8th - 12th
Chemistry
CCSS, NGSS
RST.9-10.3
, RST.9-10.7
, WHST.9-10.1
+2
AP Chemistry Practice Topic 4.5: Stoichiometry worksheet
This resource includes 6 multi-part practice problems to help your AP Chemistry students master Topic 4.5 (Stoichiometry) in unit 4: Chemical Reactions. There are two general stoichiometry problems, and four problems where students will need to determine the limiting reactant, and determine theoretical yield or percent yield. The worksheet is provided in PDF format, and an answer key and worked out solutions are included. Learning Objective 4.5.A Explain changes in the amounts of reactants and
8th - 12th, Higher Education
Chemistry, Physical Science
Also included in: AP Chemistry Unit 4: Chemical Reactions Worksheet Bundle
AP Biology UNIT 4 Cell Communication 4.5 Cell Cycle Video Guide
AP Biology Unit 4.5 lesson covering the cell cycle, interphase (G1, S, G2), and mitosis (PMAT) in full detail. This video explains what happens at each stage, how DNA content changes, and where key checkpoints occur. Includes an end-of-lesson quiz to test understanding and reinforce common AP exam concepts. Keywords: AP Biology, Cell Cycle, Interphase, Mitosis, PMAT, G1 Phase, S Phase, G2 Phase, M Phase, Checkpoints, DNA Replication, Sister Chromatids, Chromosome Number, AP Bio Review TIMEST
7th - 12th
Biology, General Science, Other (Science)
AP Biology UNIT 5 Heredity 5.5 Environmental Effects on Phenotype Video Guide
Your DNA doesn't decide everything — and that's what makes biology fascinating. 🧬 In this AP Biology 5.5 lesson, discover how environmental factors like temperature, nutrition, sunlight, and pH can dramatically alter an organism's phenotype — even when the genotype stays the same. TIMESTAMPS 0:00 Disclaimer & Introduction 4:46 Phenotypic Plasticity 16:26 Quiz Question Disclaimer: AP Biology ® is a registered trademark of College board, which was NOT involved in the development of these prod
8th - 12th
Biology, General Science, Other (Science)
Also included in: UPDATED 2026 AP Biology Unit 5: Heredity COMPLETE UNIT STUDY BUNDLE
Which Australian Animal Are You? - Fun Personality Quiz
Bring the wild spirit of Australia into your classroom with this engaging "Which Australian Animal Are You?" personality quiz! Perfect for middle school students, this interactive activity helps students explore their unique traits while learning about Australia’s iconic wildlife. Designed to spark self-reflection and discussion, this quiz is ideal for icebreakers, social-emotional learning (SEL), geography lessons, or just for fun! Students will answer five multiple-choice questions that reveal
5th - 8th
Australian History, Biology, Environment
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
Hands-On Biology Lab - Gummy Bear Osmosis Lab
Gummy Bear Osmosis Lab | Diffusion & Cell Transport Investigation:Bring osmosis and diffusion to life with this engaging, hands-on gummy bear lab that helps students actually see water movement across membranes instead of just memorizing vocabulary. In this two-day investigation, students measure how different solutions affect gummy bear size and mass, calculate percent change, and explain their results using real scientific reasoning. The visual results make cell transport concepts stick — and
6th - 11th
Biology, Chemistry, Forensics
Marie Curie Interactive Biography - Women in STEM Physics Activity
Step into the full life of Marie Curie, the first person to win Nobel Prizes in two different sciences. This single-file interactive biography lets students explore Curie through five life eras, a real geographic map from Russian-ruled Warsaw to Paris to her 1921 American tour, a network graph of the physicists and chemists in her orbit, and four primary-source passages, capped with a 15-question auto-graded quiz. 🗂️ What's Included:Single-file HTML biography with five interactive tabs (zero p
7th - 10th
Chemistry, European History, Physics
Evolution Google Form Assessment | Natural Selection Auto-Graded Quiz
Looking for a no-prep, auto-graded evolution assessment that works perfectly in Google Classroom? This Evolution Google Form Assessment includes 20 thoughtfully designed questions that assess student understanding of key evolution concepts in a clear, engaging, and standards-aligned format. This digital assessment is ideal for unit tests, quizzes, review assignments, sub plans, or formative assessment in middle school and high school life science classrooms. 🧬 Topics Covered✔ Theory of ev
7th - 12th, Adult Education, Higher Education
Biology, General Science
NGSS
HS-LS4-2
, HS-LS4-1
, HS-LS4-4
+1
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
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
AP Biology UNIT 6 Gene Expression 6.4 Translation Video Study Guide
Confused about how mRNA actually turns into a protein? This video breaks down translation step-by-step so it actually makes sense (not just memorization). We’re covering everything you need for AP Bio: 🧬 How the ribosome reads mRNA 📦 The role of tRNA as the translator 🔗 How amino acids link to form a polypeptide chain ⚡ Start codon, stop codon, and why AUG is THAT important If transcription was the “copy,” translation is where the real action happens — turning genetic code into something yo
8th - 12th
Biology, General Science, Other (Science)
CCSS
RST.11-12.1
, RST.11-12.2
, RST.11-12.3
+7
Introduction to Pharmacy Technicians Google Slides | Lesson
💊 Introduction to Pharmacy TechniciansBy TeachinSeasonsThis resource introduces students to the world of pharmacy technicians in a clear, classroom-friendly format! Perfect for Health Science or Career Exploration courses, this lesson helps students understand what pharmacy technicians do, where they work, and how they help ensure medication safety. 🧾 What’s Included: Full Lesson Presentation – Covers pharmacy roles, medication forms, workflow, and safety procedures. Quick Review / Quiz –
8th - 12th, Adult Education, Higher Education
Health, Other (Science)
Astronomy, stars, sun, solar system, constellations, planets, rockets 50 Q&A
Astronomy Game board was designed based on Dr Roy Gallant's beautiful book Our Universe, by National Geographic. This board has the parts of the sun on the back, the planets, and rocket ships from Sputnik to the Shuttles. Here are the 50+ Q&A that go with the board. Those interested in space will likely be able to add their own Q&A increasing the interest level. The game board can be purchased from IvoryTowerEducational Games.com
7th - 12th
Astronomy
NGSS
K-ESS3-3
AP Biology UNIT 4 Cell Communication 4.4 Feedback FRQ Scoring Rubric & MCQ Test
AP Biology Unit 4.4 – Feedback Mechanisms FRQ & MCQ Mini Test Master AP Biology Unit 4 with this comprehensive assessment covering feedback mechanisms, homeostasis, cell communication, and apoptosis pathways. This AP Biology assessment combines FRQ and MCQ practice to strengthen your understanding of positive feedback, negative feedback, and regulatory pathways through authentic AP exam questions. Perfect for AP exam prep, this rigorous AP Biology test includes data analysis, percent change calc
8th - 12th, Adult Education, Higher Education
Biology, General Science, Other (Science)
CCSS
RST.11-12.1
, RST.11-12.2
, RST.11-12.3
+7
How to Make Invisible Ink Messages Experiment & Article | Science Passages
Product Description:Unlock the mystery of science and language with our "Secret Messages: Invisible Ink Science Experiment for English Language Learners (ELL/ENL)" resource, available on Teachers Pay Teachers! This exciting activity blends hands-on scientific exploration with language development, perfect for engaging multilingual learners. SAVE BIG with the BUNDLE!This resource is also included in a discounted bundle that features 5 bilingual, hands-on science experiments with reading and com
3rd - 8th
English Language Arts, Science
Density Math Problems Printable Worksheet #1 for Middle School Science Algebra
Master density calculations with this middle school science worksheet. Includes 9 real-world problems, answers, and detailed solutions for algebraic practice.Enhance your middle school students' understanding of density with this engaging, printable worksheet pack. Designed for grades 7-10, this resource features nine real-world word problems that guide students in applying the density formula D = m/V, identifying variables, and solving for unknowns using algebraic manipulation. The problems are
7th - 10th, Adult Education
Chemistry, Physical Science, Science
NGSS
MS-PS1-2
Showing 97-120 of 170+ results
TPT is the largest marketplace for PreK-12 resources, powered by a community of educators.
IXL family of brands