Multiple Choice
Who discovered and named X-rays?
A) George Ohm
B) Wilhelm Roentgen
C) Gustav Kirchhoff
D) J.J. Thomson
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q1: If a magnesium atom combines with two
Q3: An electrolyte may be made from water
Q4: In an electroplating operation, what is he
Q5: What is the process of depositing one
Q6: The operating principles of the cathode-ray tube
Q7: What is the process of separating elements
Q8: A copper electroplating process sometimes uses a
Q9: Lead-acid batteries use an electrolyte containing _.<br>A)
Q10: In an electroplating operation, what is the
Q11: An ion is an atom that has