Usually there is an overheat safety which shuts off the gas valve is the heat in the firebox gets to high for some reason. You need a professional to diagnose the reason the overheat switch is shutting off the gas.
About ten and four minutes
Never
they are amphibians
A new hot water tank wouldn't let the water get as cold. Or you can get out of bed, turn the hot tap on, go back to bed for ten minutes, turn it off, go back to bed 10 minutes then go for the shower and the water will be hotter.
A Camel
100 litres
Yes, penguins can stay underwater for ten minutes. They have been known to stay underwater for up to thirty minutes at a time, up to depths of 1300 feet.
Ten minutes is too long ( a time). The sentence Ten minutes are too long means that ten of the minutes are longer than the others.
40 minutes
This teabag was steeped in boiling hot water for about ten minutes.
This depends on many factors.
Camel?