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WorksheetsPhysical Science Quiz #2
Total questions: 10
Worksheet time: 8mins
What is the most widely accepted theory that explains the origin of the universe?
big bang
big splat
multiverse
steady state
What refers to the formation of the heavy elements by fusion of lighter nuclei within stars?
Nuclear fusion
Nuclear fission
Stellar nucleosynthesis
Supernova nucleosynthesis
What is the difference between transuranic elements and super heavy elements?
The former are elements with atomic numbers beyond lawrencium (Z = 103) while the latter are synthetic elements with atomic numbers higher than that of uranium (Z = 92).
The former are elements with atomic numbers beyond lawrencium (Z = 92) while the latter are synthetic elements with atomic numbers higher than that of uranium (Z = 103).
The former are synthetic elements with atomic numbers higher than that of uranium (Z = 103) while the latter are elements with atomic numbers beyond lawrencium (Z = 92).
The former are synthetic elements with atomic numbers higher than that of uranium (Z = 92) while the latter are elements with atomic numbers beyond lawrencium (Z = 103).
Who is regarded the Father of Periodic Table creating a classification of elements based on their atomic weight?
Henry Moseley
James Chadwick
Dmitri Mendeleev
Ernest Rutherford
Ana, a nuclear physicist, uses a cyclotron in the bombardment of nuclei. How does the said equipment work to facilitate in her experiment?
It uses alternating electric field to accelerate particles that move in a spiral path in the presence of a magnetic field.
It uses alternating electric field to decelerate particles that move in a spiral path in the presence of a magnetic field.
It uses alternating magnetic field to accelerate particles that move in a spiral path in the presence of an electric field.
It uses alternating magnetic field to decelerate particles that move in a spiral path in the presence of an electric field.
The following reactions take place in the integration of beta decay into an isotope, EXCEPT:
Its atomic number goes up by one.
Its mass number remains the same.
It emits helium-4 nucleus or alpha particle.
It emits an electron in the form of beta particle.
What measures the relative tendency of an atom to attract electrons to itself when chemically combined with another atom?
Atomic size
Electron affinity
Electronegativity
Ionization energy
Which one of the following describes the geometric shape of iron pentacarbonyl, Fe (CO)5?
Tetrahedral
Trigonal Planar
Trigonal Pyramidal
Trigonal Bipyramidal
What is a real - life example of surface tension observed either in nature or in everyday living?
Insects walking on water
Water moving up a straw
Sugar dissolving in water at 30°C
Syrup flowing slowly from a bottle
The property that Ana wanted to demonstrate after she investigated how fast the cough syrup flowed to her teaspoon is (a) .
