African American Inventions and Innovators Flashcards

1
Q

Who was the inventor of the radio frequency
mass spectrometer?

A

Willard H Bennett

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Who invented a method of making imaging X-ray spectrometer machines?

A

George Edward Alcorn

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly