- What speed in kmh is Mach 10?
- Describe the colour Eburnean.
- In which town was the Vincent Black Shadow built?
- Harley survived the Depression … which rival also did?
- In the Bleak Midwinter was later set by H….. D…. .
- 45th Wedding Anniversary … which precious stone?
6. Sapphire
5. Harold Darke
4. Indian
4. Indian. I know that because my father/in-law had one after the war, or so he said!
…..
JH: Sapphire, Indian, Harold … yes.
Between 12,347 and 12349. Slightly tinted off white … what tint? Not Peterborough.
2. Off-white, tinted with yellow.
3. Stevenage
…..
JH: In one, Jack. ✅
“What speed in kmh is Mach 10?” The correct answer is that the answer depends on the local speed of sound which in turn depends on the temperature and composition of the gas through which the travel occurs.
The rise in CO2… blah, blah, … and the consequent global boiling … blah, blah … will give us a speed of sound emergency. Quick, warn the Beeb!
……
JH: Yes.