Physical Science Summative Test Quarter 3
Quiz by HANNA FAITH VILLAREAL
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- Q1
What type of nuclear synthesis is believed to be the origin of the production of light elements?
Primordial Nucleosynthesis
Big Bang Nucleosynthesis
Stellar Nucleosynthesis
Supernova Nucleosynthesis
30s - Q2
Which of the following describes stellar nucleosynthesis?
It is the process by which elements are formed within stars.
It is the formation of elements during a supernova explosion.
It is the formation of light elements such as helium and hydrogen.
It is the process by which elements are produced within gas clouds.
30s - Q3
The most accepted theory about the formation of the universe which explains that it continues to expand.
Oscillating Theory
Divine Creation Theory
Big Bang Theory
Steady State Theory
30s - Q4
A reaction in which two or more nuclei combine to form heavier nuclei.
Nuclear Fusion
Nuclear Synthesis
Nuclear Fission
Combustion
30s - Q5
The atomic number is based from the number of__________.
electrons in the atom’s nucleus
protons and electrons in the atom’s nucleus
electrons and neutrons in the atom’s nucleus
protons in the atom’s nucleus
30s - Q6
The mass number of an element is determined by________.
the number of protons and electrons in the nucleus
the number of protons in the nucleus
the number of electrons in the nucleus
the number of protons and neutrons in the nucleus
30s - Q7
The atomic number of lithium is 3, how many numbers of protons and electrons will the lithium have?
1 proton and 2 electrons
3 protons and 6 electrons
2 protons and 1 electron
3 protons and 3 electrons
30s - Q8
Which statement is true about the non-polar molecules?
They are asymmetric.
They have charges.
They have lone pair on the central atom.
They are symmetric.
30s - Q9
If a molecule has value of 1.6 electronegativity difference, this molecule is best described as________.
Covalent
Polar
Non-Polar
Ionic
30s - Q10
Which of the following forces is the strongest?
Hydrogen bond
London force
Dipole-Dipole force
Ion-Dipole force
30s - Q11
Which of the following forces is the weakest?
London force
Hydrogen bond
Dipole-Dipole force
Ion-Dipole force
30s - Q12
Referring to the diagram on the geometry of the molecules of sodium ion and water molecule given on the right, which of the following BEST supports this claim on ion-dipole interaction?
Ion and polar molecule attract.
Dipole and another dipole repel.
Polar and a nonpolar molecule repel.
Polar and polar molecules attract.
30s - Q13
Which organic molecule gives fast source of energy?
nucleic acids
carbohydrates
lipids
proteins
30s - Q14
Which biomolecular group carries and passes on the genetic information of the organism?
proteins
carbohydrates
nucleic acids
lipids
30s - Q15
The common food of Filipinos in their meal is rice because it is a great source of _________.
carbohydrates
nucleic acids
proteins
lipids
30s
