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Sunday, 16 August 2026
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Physics Past Questions and Answers

Topic: Structure of Matter and Kinetic Theory

Jamb Physics Questions - Structure of Matter and Kinetic Theory

Question 11:
Consider a thick glass tumbler and a thin glass tumbler which are made of the same kind of glass. Some hot liquid is poured into them. Which of the following statements is correct?
  • A The thick tumbler is less likely to crack because it is stronger
  • B The thick tumbler is less likely to crack because it insulates the heat beter, glass being a poor conductor of heat
  • C Both tumblers are equally likely to crack because they are made of the same kind of glass
  • D The thick tumbler is more likely to crack because uneven expansion persists for a longer time within the thicker glass
  • E The thick tumbler is more likely to crack because it is heavier
View Answer & Explanation
Question 12:
An air bubble rises from the bottom to the top of a water dam which is 40m deep. The volume of the bubble just below the surface is 2.5cm3. Find its volume at the bottom of the dam, if atmospheric pressure is equivalent to 10m water
  • A 0.0cm<sup style='font-size: smaller;'>3</sup>
  • B 2.0cm<sup style='font-size: smaller;'>3</sup>
  • C 1.6cm<sup style='font-size: smaller;'>3</sup>
  • D 0.625cm<sup style='font-size: smaller;'>3</sup>
  • E 0.5cm<sup style='font-size: smaller;'>3</sup>
View Answer & Explanation
Question 13:
Which of the following statements are true in the structure of atoms?
  • A The atoms of the differnt element differ only in the number of protons and electrons
  • B The num,ber of protons equals the number of electrons
  • C Atoms are constructed according to the plan of our solar system
  • D All of the above
  • E A and C only
View Answer & Explanation
Question 14:
Which of the following are true of atom?
  • A Atoms are indestructible
  • B All atoms of a pure substance, or elements are identical
  • C Atoms of different substance have different weights
  • D All of the above
  • E A and B only
View Answer & Explanation
Question 15:
In the study of physics, temperature and heat are often confused with each other. Which of the following statements correctly defines these two element?
  • A Temperature is a measure of the average kinetic energy of the molecules of a substance
  • B Heat is a measure of the total kinetic energy of the molecules in a system
  • C Different materials require different amounts of heat to cause a given change in temperature
  • D All of the above
  • E A and B only
View Answer & Explanation