French C. Hopffer
Gabriel Fahrenheit
Benjamin Franklin
Samuel Crompton
James Hargreaves
100
The Fire Extinguisher.
What is what did French C. Hopffer invent?
100
The Mercury-in-Glass Thermometer.
What is what did Gabriel Fahrenheit invent?
100
Electricity.
What is what did Benjamin Franklin invent?
100
The Spinning Mule.
What is what did Samuel Crompton invent?
100
The Spinning Jenny.
What is what did James Hargreaves invent?
200
To put out fires.
What is the purpose of the fire extinguisher?
200
To see the temperature outside.
What is the purpose of the mercury-in-glass thermometer?
200
To see in the dark, to provide warmth, etc.
What is the purpose of electricity?
200
To spin yarn in greater quantities.
What is the purpose of the Spinning Mule?
200
To reduce the amount of work needed to spin thread.
What is the purpose of the Spinning Jenny?
300
England.
What is where was French C. Hopffer was born?
300
Gdansk, Poland.
What is where was Gabriel Fahrenheit born?
300
Boston, MA.
What is where was Benjamin Franklin born?
300
Bolton, UK
What is where was Samuel Crompton born?
300
Lichfield, UK
What is where was James Hargreaves born?
400
1723
What is when was the fire extinguisher was invented?
400
May 24, 1686
What is when was Gabriel Fahrenheit born?
400
January 17, 1706
What is when was Benjamin Franklin born?
400
1779
What is when did Samuel Crompton invent the Spinning Mule?
400
December 13, 1720
What is when was James Hargreaves born?
500
It consisted of a copper vessel of three gallon of pearl ash solution contained within compressed air.
What is inside the fire extinguisher?
500
The volume of the mercury changes slightly with the temperature.
What is how does the mercury-in-glass thermometer work?
500
A leading author, printer, political theorist, politician, freemason, postmaster, scientist, inventor, civic activist, statesman, and diplomat
What is what were Benjamin Franklin's jobs?
500
An inventor.
What is Samuel Crompton's job?
500
1764
What is when did James Hargreaves invent the Spinning Jenny?
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