Smash Notes
What Does Looking at the Galaxy Reveal to Us
at 6:34
It reveals that the further away you look at a galaxy, the faster it must be moving away from you. This is known as Hubble’s Law. This allows scientists to see how fast the galaxy is expanding today, and also how it did so in the past.
Science Rules! with Bill Nye
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Are We Alone in the Universe?
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at 6:34
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People
On this episode
- Why Should We Care About Where We Come From
- How Do We Know the Universe Is 13.8 Billion Years Old
- What Does Looking at the Galaxy Reveal to Us
- Can We Accurately Measure the Size of the Universe
- Is There More Than One Universe
- Can You Have Multiple Infinite Universes
- Is There a Way to Tell If We Are Living in a Holographic Universe
- What Would Happen If the Universe Didn't Recycle Material
- From What We Can See, How Much of It Makes Up the Universe
- What Is a Known Form of Invisible Matter
- What Is String Theory
- What Does Every Particle in the Universe Have
- Is It Possible to Travel to the Past
- What Is One of the Most Common Misconceptions About Space
- What Is One Thing We Should All Know About Space
Related notes
- How Do We Know the Universe Is 13.8 Billion Years Old
- Can We Accurately Measure the Size of the Universe
- Why Should We Care About Where We Come From
- Is There More Than One Universe
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