Physical Science - Week 2 Post Test

1. This occurs in the main sequence of stars.

• A.Stellar Nucleosynthesis

• B. Primordial Nucleosynthesis

• C. R-Process

• D. Supernova Nucleosynthesis

2. This is also known as Nucleosynthesis.

• A. S-Process

• B. R-Process

• C. Nuclear Fission

• D. Proton-Proton Reaction

3. The process that can produce elements up to bismuth (atomic number 83).

• A. Nuclear Fission

• B. R-Process

• C. S-Process

• D. Stellar Nucleosynthesis

4. This is known as the origin of light elements.

• A. Stellar Nucleosynthesis

• B. Primordial Nucleosynthesis

• C. R-Process

• D. Supernova Nucleosynthesis

5. This is known as the origin and production of heavy elements.

• A. Stellar Nucleosynthesis

• B. Primordial Nucleosynthesis

• C. R-Process

• D. Supernova Nucleosynthesis

6. It is a device that is used to speed up the protons to overcome the repulsion between the protons and the target atomic nuclei by using magnetic and electrical fields.

• A. Spectroscopy

• B. Particle Decelerator

• C. Particle Accelerator

• D. Microscope

7. He created a classification of elements based on their atomic weight.

• A. Ernest Rutherford

• B. John Dalton

• C. Robert Millikan

• D. Dmitri Mendeleev

8. It is a one-dimensional point which contains a huge mass in an infinitely small space.

• A. Nucleosynthesis

• B. Dilation

• C. Singularity

• D. R-Process

9. He noticed that shooting electrons at elements caused them to release x-rays at unique frequencies.

• A. Dmitri Mendeleev

• B. Robert Millikan

• C. Henry Moseley

• D. Emilio Serge

10. He synthesized element with atomic number 43 using a linear particle accelerator.

• A. Ernest Rutherford

• B. Ernest Lawrence

• C. Dmitri Mendeleev

• D. John Dalton