Join Sam on his journey to the bottom of the sea. Explore beautiful animals living in the sea, and learn about the importance of a well-balanced habitat.
Learn about the antiparallel structure of DNA strands which can by 5 feet to 3 feet directionality. [9:57]
Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.
Learn how apoptosis is different from cell death by injury. Learn the role of this process in development and body maintenance. [10:48]
Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.
Grades 9-12. Describes the logic behind the development of Newton's law of universal gravitation. Beginning with Johannes Kepler and his three laws of planetary motion, content walks the reader through Newton's thought process and development of this theory. Detailed diagrams and animation of planetary motion are also provided.
This course looks at the process of filling out and submitting a job application and includes tips and advice for completing an application. This Intermediate lesson is approximately 14 mins.
Students can learn how to use language appropriately through these notes on pretentious language, nine presentation slides on using jargon, eleven presentation slides on cliches in writing, and a video also about cliches. [2:00]
Visualize a strategy for approximating the square roots of nonperfect squares through modeling. This video focuses on a ratio, the number of extra tiles over the number of tiles for the next square that will give you a fractional approximation of the square root of a number.
Learn how to approximate the decimal value of square root of 45 without using a calculator. [7:11]
Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.
If Portuguese is your native language and you want to learn English online, use this tutorial to learn commonly used English words.
Lessons include: (1) Aprenda Inglês. Use this interactive tutorial to learn English if your native language is Portuguese.
If Arabic is your native language and you want to learn English online, use this tutorial to learn commonly used English words.
Lessons include: (1) Arabic. Use this interactive tutorial to learn English if your native language is Arabic.
Get the facts about the Arctic Fox. Besides finding a physical description of Canada's smallest fox, you'll also learn about some of its unique facts and characteristics. Also included in this Mammal Fact Sheet on the Arctic Fox is information on its habitat and habits, range, feeding, breeding, and conservation efforts. A list of resources completes the fact sheet.
Scientists study sea ice extent closely because it influences global climate. Follow the decline in Arctic sea ice in this animation adapted from NASA showing the yearly maximum and minimum sea ice extents from 1999 to 2016. Resources include background information, teaching tips, student handouts, and an essay for teachers.
NASA's Scientific Visualization Studio uses data from several sources to track seasonal changes in Arctic sea ice and land cover over time. Scientists study sea ice because it influences global climate. Watch the following visualization showing the sea ice reaching its maximum in February 2015 to its minimum in September 2015. Background information and teaching tips are provided.
Join Jacob on the Nova Zembla Expedition, and help him use suitable materials for building his house.
Visit Vlad and learn about the properties of conductors and insulators, and what materials are used for them.
This site is a pamphlet about teen job safety. It gives specific examples of dangerous situations as well as laws for teen workers.
Use Pi (3.14) to find the area and circumference of a circle.
Video lesson explores how to find the length and width of a rectangular table given the perimeter and area. [4:45]
Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.
A Hawaiian kapa artist explains how she uses area and measurements as part of her art-making process in this video from the Center for Asian American Media. In the accompanying classroom activity, students watch the video and learn how the artist finds the area of cloth that she can create with one cup of tree bark fiber. Next, students find how many cups of tree bark fiber they would need for kapa cloth to cover various surfaces around the classroom. To get the most from this lesson, students should have experience using a constant of proportionality to find proportional relationships.
Find the area and perimeter of quadrilaterals using their coordinates. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.