一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本

Back to all courses

Science Essentials

A curated toolkit for learning the most essential science concepts.

一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本In this course, we are going to explore science “essentials” — core content and concepts necessary for a strong foundation in science, which will help prepare you to take on challenging science problems. Whether you’re just starting out or looking to refresh your knowledge on a topic, this course is designed to offer an engaging opportunity to explore key concepts through problem solving.

You'll learn about the scientific process that drives science as well as topics such as matter, energy, and heat. By the end of this course, you'll have built up a scientific toolbox of important concepts to help in your pursuit of knowledge!

Interactive
quizzes

36

Concepts and
exercises

500+
  1. 1

    Introduction to Science

    What is science and how is it approached?

    1. Skeptical Empiricism

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本What sort of evidence do you need to call something true?

    2. What is Science?

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本Learn how the scientific method works by unpacking the discovery of the world's first vaccine.

    3. Organization of Knowledge

      Knowledge isn't simply the accumulation of facts, it's knowing how new facts should change what we think.

  2. 2

    The Scientific Process

    Explore the dynamic scientific inquiry process by venturing to an alien planet.

    1. Included with
      Brilliant Premium

      Observations, Questions, Hypotheses

      How do we transform our hunches and suspicions into proper scientific questions?

    2. Included with
      Brilliant Premium

      Experimental Design

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本Is it the magnet in your bracelet that's making you feel better, or just the placebo effect?

    3. Included with
      Brilliant Premium

      Planning Our Experiment

      Learn how to design controlled experiments as an interplanetary zoologist.

    4. Included with
      Brilliant Premium

      Data Collection

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本Experimental data can come in many forms depending on the question we're answering.

  3. 3

    Measurement

    Add critical measurement tools to your belt including scientific notation, unit conversions, and estimations.

    1. Included with
      Brilliant Premium

      Units

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本Units are the number one way to make sure you're not comparing apples and oranges.

    2. Included with
      Brilliant Premium

      Scientific Notation

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本We can think of 5 apples, but what about 5 trillion of them? Learn how to keep big numbers under control.

    3. Included with
      Brilliant Premium

      Scientific Notation: Negative Exponents

      A speck of dust and a grain of sand may seem equally forgettable, but one is a billion times heavier.

    4. Included with
      Brilliant Premium

      Unit Conversion: SI Prefixes

      Learn about reference units scientists use to think about other scales, from the atom to the cosmos.

  4. 4

    Matter

    Explore atomic matter, which makes up everything you can touch and feel.

    1. Included with
      Brilliant Premium

      Matter

      What does everything in the universe that takes up space have in common?

    2. Included with
      Brilliant Premium

      Density

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本What do we really mean when we say that a material is "heavy"?

    3. Included with
      Brilliant Premium

      States of Matter

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本Heat an ice cube and it'll turn from solid to liquid to gas — and have different behavior in each phase.

    4. Included with
      Brilliant Premium

      The Atom

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本If civilization comes to an end and you can leave one message for the future, tell them that atoms exist.

  5. 5

    Motion

    What's the difference between speed, velocity, and acceleration?

    1. Included with
      Brilliant Premium

      Distance and Displacement

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本How long you've walked isn't always how far you've traveled.

    2. Included with
      Brilliant Premium

      Speed and Velocity

      What's the point of moving fast if you don't know where you're going?

    3. Included with
      Brilliant Premium

      Acceleration

      When your speed has a speed, it's time to learn about acceleration.

  6. 6

    Forces

    Your introduction to forces and Newton's Laws.

    1. Included with
      Brilliant Premium

      What is Force?

      It's when push ≠ pull.

    2. Included with
      Brilliant Premium

      Newton's 1st and 2nd Laws

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本All the movement you see in the world comes from the connection between force and motion.

    3. Included with
      Brilliant Premium

      Newton's 3rd Law

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本You can't push on something without that something pushing back on you.

    4. Included with
      Brilliant Premium

      Tour de Force

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本Get acquainted with the range of forces we encounter in the real world.

  7. 7

    Energy

    Learn about energy through roller coasters, skydiving, and carnival games.

    1. Included with
      Brilliant Premium

      What is Energy?

      Nature has a price for things to change, and it's paid in energy.

    2. Included with
      Brilliant Premium

      Potential Energy

      How can we store energy now to do useful things in the future?

    3. Included with
      Brilliant Premium

      Kinetic Energy

      How much energy does an object have due to its motion alone?

    4. Included with
      Brilliant Premium

      Conservation of Energy

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本When it comes down to it, you can only spend the energy you already have.

  8. 8

    Heat

    Learn about heat, temperature, and thermal equilibrium.

    1. Included with
      Brilliant Premium

      Temperature

      Hot or cold, temperature comes from random motion at the molecular scale.

    2. Included with
      Brilliant Premium

      Heat

      Cold coffee in a thermos stays cold and hot coffee in a thermos stays hot. How does the thermos know?

    3. Included with
      Brilliant Premium

      Heat Capacity

      一点不卡视频观看一区_一点都不卡的中文视频_中文字幕一本到无线_2017中文字字幕一本A steel marble and a plastic marble are at the same temperature. Only one of them melts an ice cube. Why?

    4. Included with
      Brilliant Premium

      Heat Transfer Mechanisms

      Heat flows from hot to cold, but how does it get there? Learn about the three kinds of heat transfer.