Percent Increase and Decrease Quiz

4+ results

AP Biology UNIT 7 Natural Selection 7.10 Speciation Video Guide

Created by

🧬 7.10 Speciation AP Biology – Full 30-Minute Crash CourseSpeciation is one of the MOST important topics in Unit 7—and this focused 30-minute guide will help you master it fast. In this video, you’ll learn: A clear, simple explanation of what speciation is The difference between allopatric vs. sympatric speciation Key types of reproductive isolation Gradualism vs. punctuated equilibrium Common AP exam mistakes to avoid 🎯 Perfect for AP Biology students reviewing for tests or aiming for a

9th - 12th

Biology, General Science, Other (Science)

OpenStax U.S. History Chapter 16 PPT

Created by

Jackson's Historical Cache

PowerPoint Description for Chapter 16: The Era of Reconstruction, 1865–1877This PowerPoint presentation corresponds directly to Chapter 16 of the OpenStax U.S. History textbook, detailing the political, social, and economic transformations that followed the Civil War. It explores efforts to reunify the nation, the struggle for civil rights, and the eventual collapse of Reconstruction, which led to the resurgence of White supremacy in the South. Key Sections Include:Restoring the Union:Lincoln’s

9th - 12th, Adult Education, Higher Education

U.S. History

Also included in: OpenStax US History I 1491-1877

AP Biology UNIT 8 Ecology 8.4 Effect of Density on Populations Video

Created by

Geeking Out on STEM

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

APUSH Topic 7.9 – The Great Depression

Created by

Drawbackwards History

APUSH Topic 7.9 – The Great Depression Unit 7 | Period 7 (1890–1945) Complete Lesson Package | Slides + Infographic + Audio Bring clarity and depth to APUSH Topic 7.9 with this comprehensive, ready-to-use lesson covering the causes, impact, and political consequences of the Great Depression. This resource aligns directly with the College Board framework and is designed to help students master both historical content and AP exam skills. What’s Included: ✔️ Editable PowerPoint Presentation ✔️

9th - 12th, Adult Education, Higher Education

U.S. History

Also included in: APUSH Unit 7 Mega Bundle (Topics 7.2–7.14)