Name The Year: Nazi blitz conquest of France began by crossing Muese River.?

Questions

What, in knitting, do 'cable', 'purl' & 'popcorn' refer to?

What's a block & tackle used for?

Whats a sudden & violent burning called?

What's Krypton's state at standard temperature & pressure?

What's the apparent gap between Saturn's A & B rings called?