a device that gives the user the ability to see through walls within a monitor. Commonly used today to see development of human fetus inside its mother.
What is an ultra sound
200
In 1920, Earle Dickson made this to 'aid' healing
What is a band-aid?
200
This was where the gas mask was made and many other inventions at the time.
What is America
200
Is the inventor of the radio
What is Guglielmo Marconi
200
The year the Steam engine was created
What is 1698
200
The 2 people to invent the ultra sound
What is Ian Donald and Tom Brown
300
A common item found on WWI soldiers made to protect their lungs
What is a Gas Mask
300
The person who invented the gas mask
What is Garrett Morgan
300
The year the radio was invented
What is 1895
300
Where the Steam engine was made
What is England
300
The year the ultra sound was created
What is 1950
400
It is used by many countries as body armor to stop bullets
What is Kevlar
400
The date the gas mask was invented
What is 1914
400
When was FM radio invented
What is 1933
400
An engine that runs on heating water creating steam
What is a steam engine
400
This was the ultra sounds original purpose
What is seeing through ship walls to check for damages
500
This invention was accidentally created by German physician Wilhelm Roentgen on Nov. 8th, 1895 which gave doctors the ability to see tumors or broken bones inside the body without going in surgically.
What is X-ray
500
during this war the gas mask was used most often due to toxic gas