NBDHE Practice Questions with correct answers
The x-ray was discovered by a. Heinrich Geissler b. Wilhelm Roentgen c. Johann Hittorf d. William Crookes - Correct Answer-Wilhelm Roentgen Which discovery was the precursor to the discovery of x-rays? A. Beta particles B. Alpha particles C. Cathode rays D. Radioactive materials - Correct Answer-Cathode rays Which term describes two or more atoms that are joined by a chemical bond? a. ion b. ion pair c. molecule d. proton - Correct Answer-Molecule Which is not a type of particulate radiation? A. Alpha particles B. Beta particles C. Protons D. Nucleons - Correct Answer-Nucleons Which is the location where x-r
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nbdhe practice questions with correct answers
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