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68°F to 475°F.
Ugh. Use Celsius. Must be an American edit. We need to get on board with the rest of the world already.
On one 11-mile journey, it will burn through 1,100 pounds of coal.
I had no idea steam engines used that much coal so quickly.
But gravity is always there, with the same strength (at the Earth’s surface, at least),
SMD taught me that it's not exactly the same!
to fall through the first yard.But
Went from talking about meters to yards. I suspect some American is to blame!
Waves don’t ever come in sideways,
I Don't think that is strictly true.
Each different wavelength is affected by the world around it in a different way.
Are waves this dense all over the universe? Could there even be areas with few or even no light waves?
