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2533 Videos (Page 26/30)

7:33 Fast English (US)

Hydrocarbon overview | Properties of carbon | Biology | Khan Academy

Khan Academy - 10 years ago

147,462 views
9:01 Fast English (US)

Carbon as a building block of life | Properties of carbon | Biology | Khan Academy

Khan Academy - 10 years ago

166,352 views
7:49 Fast English

Arrhenius definition of acids and bases | Biology | Khan Academy

Khan Academy - 10 years ago

481,000 views
11:37 Fast English (US)

Definition of pH | Water, acids, and bases | Biology | Khan Academy

Khan Academy - 10 years ago

282,677 views
8:56 Fast English (US)

Brønsted–Lowry acids and bases | Chemical reactions | AP Chemistry | Khan Academy

Khan Academy - 10 years ago

444,598 views
6:19 Fast English (US)

Introduction to buffers | Water, acids, and bases | Biology | Khan Academy

Khan Academy - 10 years ago

647,115 views
4:30 Fast English (US)

Surface tension | States of matter and intermolecular forces | Chemistry | Khan Academy

Khan Academy - 10 years ago

371,425 views
8:25 Fast English (US)

Capillary action and why we see a meniscus | Chemistry | Khan Academy

Khan Academy - 10 years ago

273,612 views
5:13 Fast English (US)

Evaporative cooling | Water, acids, and bases | Biology | Khan Academy

Khan Academy - 10 years ago

101,403 views
6:46 Fast English (US)

Hydrogen bonding in water | Water, acids, and bases | Biology | Khan Academy

Khan Academy - 10 years ago

324,600 views
9:11 Fast English (US)

Water as a solvent | Water, acids, and bases | Biology | Khan Academy

Khan Academy - 10 years ago

186,209 views
7:15 Fast English (US)

Heat of vaporization of water and ethanol | Biology | Khan Academy

Khan Academy - 10 years ago

83,951 views
6:43 Fast English (US)

Dividing decimals completely | Arithmetic operations | 5th grade | Khan Academy

Khan Academy - 10 years ago

640,406 views
7:31 Fast English (US)

Interpreting graphs of proportional relationships (examples) | 7th grade | Khan Academy

Khan Academy - 10 years ago

195,782 views
6:38 Fast English (US)

What is the range of a function? | Functions | Algebra I | Khan Academy

Khan Academy - 10 years ago

567,507 views
9:35 Fast English (US)

Intervals and interval notation | Functions | Algebra I | Khan Academy

Khan Academy - 10 years ago

747,746 views
5:33 Fast English (US)

How to determine the domain of a modeling function | Functions | Algebra I | Khan Academy

Khan Academy - 10 years ago

74,516 views
6:20 Fast English (US) C1

Real coordinate spaces | Vectors and spaces | Linear Algebra | Khan Academy

Khan Academy - 10 years ago

493,425 views
5:49 Fast English (US) C1

Vector intro for linear algebra | Vectors and spaces | Linear Algebra | Khan Academy

Khan Academy - 10 years ago

1,038,856 views
7:11 Fast English (US) C1

Adding vectors | Vectors and spaces | Linear Algebra | Khan Academy

Khan Academy - 10 years ago

719,689 views
5:44 Fast English (US) C1

Multiplying a vector by a scalar | Vectors and spaces | Linear Algebra | Khan Academy

Khan Academy - 10 years ago

576,260 views
4:32 Fast English (US)

How to represent the average rate of change of a modeling function as an expression | Khan Academy

Khan Academy - 10 years ago

42,364 views
5:55 Fast English (US)

Introduction to increasing, decreasing, positive or negative intervals | Algebra I | Khan Academy

Khan Academy - 10 years ago

553,343 views
6:25 Fast English (US)

Introduction to decimals | Decimals | 4th grade | Khan Academy

Khan Academy - 10 years ago

974,938 views
0:55 Slow English (US) B1

Counting with small numbers | Counting | Early Math | Khan Academy

Khan Academy - 10 years ago

1,305,228 views
5:31 Fast English (US)

Exercising gorillas | Addition and subtraction within 20 | Early Math | Khan Academy

Khan Academy - 10 years ago

175,099 views
4:30 Fast English (US)

Counting American coins | Measurement and data | Early Math | Khan Academy

Khan Academy - 10 years ago

233,461 views
4:39 Fast English (US)

Measuring lengths 2 | Measurement and data | Early Math | Khan Academy

Khan Academy - 10 years ago

255,924 views
1:57 Fast English (US) A2

Counting in order | Counting | Early Math | Khan Academy

Khan Academy - 10 years ago

752,538 views
6:08 Fast English (US)

Recognizing shapes | Geometry | Early Math | Khan Academy

Khan Academy - 10 years ago

1,099,176 views
5:49 Fast English (US)

Length word problems | Measurement and data | Early Math | Khan Academy

Khan Academy - 10 years ago

255,856 views
4:23 Fast English (US)

How to evaluate a piecewise function (example) | Functions | Algebra I | Khan Academy

Khan Academy - 10 years ago

423,771 views
6:44 Fast English (US)

What is the domain of a function? | Functions | Algebra I | Khan Academy

Khan Academy - 10 years ago

666,454 views
8:17 Fast English (US)

Ways to represent data | Data and statistics | 6th grade | Khan Academy

Khan Academy - 10 years ago

609,247 views
12:52 Conversational English (US)

Example: Amplitude and period transformations | Trigonometry | Khan Academy

Khan Academy - 10 years ago

315,411 views
10:06 Fast English (US)

Overview of Official SAT Practice | Tips & Planning | New SAT | Khan Academy

Khan Academy - 10 years ago

101,149 views
9:30 Conversational English (US)

What is capital? | GDP: Measuring national income | Macroeconomics | Khan Academy

Khan Academy - 10 years ago

156,692 views
8:03 Fast English (US)

1945 - End of World War II | The 20th century | World history | Khan Academy

Khan Academy - 10 years ago

258,565 views
5:50 Fast English (US)

World War II in the Pacific in 1942 | The 20th century | World history | Khan Academy

Khan Academy - 10 years ago

240,335 views
5:11 Conversational English (US)

1942 Tide turning in World War II in Europe | The 20th century | World history | Khan Academy

Khan Academy - 10 years ago

173,290 views
6:13 Fast English (US)

1940 - Axis gains momentum in World War II | The 20th century | World history | Khan Academy

Khan Academy - 10 years ago

257,470 views
7:54 Fast English (US)

Beginning of World War II | The 20th century | World history | Khan Academy

Khan Academy - 10 years ago

788,456 views
12:15 Fast English (US)

Chromosomal crossover in Meiosis I

Khan Academy - 10 years ago

318,739 views
5:50 Fast English (US)

Comparing mitosis and meiosis | Cells | MCAT | Khan Academy

Khan Academy - 10 years ago

1,597,004 views
9:44 Fast English (US)

Phases of meiosis I | Cells | MCAT | Khan Academy

Khan Academy - 10 years ago

517,092 views
10:57 Conversational English (US)

Phases of meiosis II | Cells | MCAT | Khan Academy

Khan Academy - 10 years ago

268,665 views
12:11 Fast English (US)

Mitosis | Cells | MCAT | Khan Academy

Khan Academy - 10 years ago

1,119,015 views
8:48 Fast English (US)

How to classify numbers | Numbers and operations | 8th grade | Khan Academy

Khan Academy - 10 years ago

445,165 views
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