Could Black Holes Made of Light Power Our Spaceships?

There are some crazy ideas for spacecraft propulsion out there, but tops among them must be the idea to power an interstellar craft with a black hole. Wait it gets crazier. …

World’s Heaviest Weight

An apple weighs about 1 newton, the world record for jet engine thrust is 570,000 newtons. And the Saturn V rocket that launched people to the moon had a thrust of …

Are You Lightest In The Morning?

so recently a friend of mine says to me Derek you know your heaviest at night before you go to bed and lightest in the morning when you wake up okay …

Newton’s Laws Examples (part 2)

Welcome back. And I will now do that same problem in a much easier way. Let me clear it a little bit. So the original problem we said, you know, we …

Gravity and Weight Section 2.4 – Science of Mechanics

This homework solutions video is for Science of Mechanics, Unit 2: Force and Gravity. Section 4 : Gravity and Weight. Number 1. Find the mass of a 400 N ATV. The …

CHEMISTRY 101 – Calculating Percent by Mass and using it as a conversion factor

The mass percent of an element is that element’s percentage of the compounds total mass. We can calculate the mass percent of an element by dividing the mass of the element …

Americans Try To Pronounce Massachusetts Towns

– I got a few cousins that know their “Glow-chest-ers” from their “Glow-sters”. (buzzer buzzing) So, I think I can do this. – [Voiceover] “Bill-rica.” – It sounds like someone’s name. …

SI UNITS Quick Fire Questions – GCSE Science Revision – SCIENCE WITH HAZEL

Hi, guys. Let’s do a quick fire question on units. Units, unit, units: it’s the easiest way to lose marks in a physics exam, and you mustn’t do it. I’m going …

Atomic Number, Atomic Mass, and the Atomic Structure | How to Pass Chemistry

In this video you’re going to learn everything you need to know about atomic structures and chemical symbols. Alright let’s do this [Music Playing] Hello Hello Melissa Maribel here and I …

Unified atomic mass unit | Wikipedia audio article

The unified atomic mass unit or dalton (symbol: u, or Da) is a standard unit of mass that quantifies mass on an atomic or molecular scale (atomic mass). One unified atomic …