
3rd Quarter Summative Test in Physical Science Sy 2022-2023
Quiz by YSABEL ANGELA EMBILE
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Which of the following refers to the study of how the universe began, how it continues to exist, and how it will end?
It is the is the leading explanation for how the universe began. Simply put, it says the universe as we know it started with an infinitely hot and dense single point that inflated and stretched.
What type of nuclear synthesis is believed to be the origin of the production of heavy elements?
Which of the following describes stellar nucleosynthesis?
The following are three major proofs of Big Bang Theory EXCEPT
The total number of protons and neutrons in the nucleus of an atom.
What type of chemical bond results from the sharing of one or more valence electrons form one atom to another?
How many protons are present if an atom has a mass number of 23 and atomic number of 11?
Which of the following statement is NOT correct?

What do you call the dipole-dipole attraction between hydrogen atom and electronegative elements F, O, and N?
Which of the following among the intermolecular forces is considered the strongest?
Which of the following among the intermolecular forces is considered the weakest?
Which of the following describes why the boiling point of CH4 (-161.6 °C) is much lower than that of HF (19.5 °C)?
Based on the molecular geometry, identify if it is Polar or Non Polar

Based on the molecular geometry, identify if it is Polar or Non Polar

Based on the molecular geometry, identify if it is Polar or Non Polar

Based on the molecular geometry, identify if it is Polar or Non Polar

If the electronegativity of Chloride (Cl) is equal to 3.16 and the electronegativity of Calcium (Ca) ​is 1.00, what will be the Absolute Electronegativity of CaCl and its bond?
What conclusion can be drawn from the circumstance in laundry washing where oil is removed from clothes when the nonpolar end of the detergent molecule attracts the non-polar oil molecules, while its polar end is attracted by the polar molecules of water?
Whether washing dishes by hand or in a dishwasher, soap (dishwashing liquid, detergent, etc.) is always part of the cleaning process. Evaluate which of the following explains why soap is important in the cleaning process.
Liquids with stronger intermolecular forces tend to have higher boiling point than those with weak intermolecular forces (London Dispersion<Dipole-Dipole<Hydrogen Bond).
 Which of following compounds is correctly ranked with decreasing order of boiling point?
Honey, mostly glucose and fructose has high viscosity due to its

Group of biological macromolecules that are composed out of carbon (C), hydrogen (H), oxygen (O), nitrogen (N), and phosphorus (P)
Which of the following organic compounds is the main source of energy for living things?
​Which of the following biological macromolecules is correctly paired with the examples?
Which of the following biological macromolecules is correctly paired with their functions?
Which of the following is NOT true about collision theory?
What do you call the substance that increases the rate of a chemical reaction without being consumed by the reaction itself?
Your Science teacher demonstrates an interesting chemical reaction in your class. She dissolves zinc strips in a container with concentrated hydrochloric acid then adds more hydrochloric acid in the container and adds more pieces of zinc strips and applies more heat. What factor will NOT affect the reaction rate?
In the elephant toothpaste experiment, what is the purpose of the yeast?
During an outreach program you were involved in, you noticed the area with abundant organic waste like food scrap and animal waste. What possible best energy source can be harnessed from a particular area?
Which situation best explains when the food is refrigerated to slow down its decomposition caused by bacterial action?
Lactose intolerance is a digestive disorder caused by the inability to digest lactose, the main carbohydrate in dairy products such as milk. Which of the following is NOT true about Lactose intolerance?
Which energy source convert sunlight into electricity and is used to power spaceships and provide electricity for weather instrument, provide for hot water, cooling and supplement electricity and is a renewable source of energy.
Why is it necessary to indicate the active ingredient in product labels of cleaning products?
Which of the following is always true about active ingredients?
Which of the following is an ingredient in cleaning products that removes bacteria?
Which ingredient is needed by cleaning agents that are stored for a long period to keep the active ingredient functional?
Which of the following equation is correctly balanced?
Which of the following is the Limiting reactant?

You decided to make sandwiches for your family’s snack. You have 20 pieces of ham and 34 slices of bread. To make your sandwich, you use 2 slices of bread per piece of ham. . Based on problem, which one is the limiting reactant?

What type of Chemical Reaction is the given equation?

In an experiment, 35 grams of vinegar reacts with 5 grams of baking soda. Which of the following is TRUE regarding the baking soda and vinegar experiment?Â
The basic unit of matter that uniquely defines a chemical element.
In the cathode ray tube experiment, J.J Thompson discovered the negatively charged particle. What is the model that he proposed?Â
Cookies are baked faster at higher temperatures and bread dough rises more quickly in a warm place rather than in a cool place. Which of the following situations support this effect of temperature rise in a chemical reaction?