Past Questions And Answers
a. Using the kinetic theory, explain the term diffusion of fluid molecules.
b. Name one phenomenon that demonstrates that light behaves as a:
i. wave ii. particles
View Discussion (0)WAEC 2023 THEORYThe pollutants that are likely to be present in an industrial environment are
- A)H\(_2\)S, SO\(_2\) and oxides of nitrogen
- B)NH\(_3\), HCl and CO
- C)CO\(_2\), NH\(_3\), and H\(_2\)S
- D)dust, NO and Cl\(_2\) /
In Islamic law of inheritance, the brother of a deceased person who had a son is to
- A. take a larger share of the inheritance
- B. take half of the share of the son
- C. get equal share with the son
- D. be excluded from inheritance
Read the extract below and answer the question
.......'twere damnation
To think so basealthough; it were too gross
To rib her cerecloth in the obscure grave; ?
Or shall I think in silver she's immured;
Being ten times undervalued to tried gold?
(Act 11 scene seven, lines 49 - 53)
''Though'' in the extract implies
- A. meditating on his love
- B. associating the portrait with lead
- C. challenging rival suitors
- D. reflecting on his fate
(a) Describe the escape of the Israelites from Egypt.
(b) In what two ways was this event significant to Israel.
View Discussion (0)WAEC 2007 THEORYIn which of the following periods is the harmattan dominant in West Africa?
- A. august to october
- B. may to july
- C. novermber to january
- D. february to april
Calculate the height of the image formed by a pinhole camera of length 12cm used to photograph an object 60cm away from the hole and 70cm high
- A. 10 cm
- B. 16 cm
- C. 5 cm
- D. 14 cm
Ionization energy increases across the period in the periodic table because
- A. atomic number increases
- B. effective nuclear charge increases
- C. mass number decreases
- D. screening effect decreases
Which of the following is a process of river transportation?
- A. Attrition
- B. deflation
- C. Abrasion
- D. Suspension
A metal rod of length 40cm at 20°C is heated to a temperature of 45°C. If the new length of the rod is 40.05cm. Calculate its linear expansitivity
- A. 1.2 x \(10^{-5}K^{-1}\)
- B. 2.5x \(10^{-5}K^{-1}\)
- C. 3.5x \(10^{-5}K^{-1}\)
- D. 5x \(10^{-5}K^{-1}\)

