Past Questions And Answers
The tendency for a stationary body to continue to remain at rest when a force is applied to it is known as
- A. friction
- B. impulse
- C. inertia
- D. momentum
The force of attraction between covalent molecules is?
- A. electrostatic attraction
- B. hydrogen bonding
- C. ionic force
- D. van der Waals forces
In the question below choose the optionnearest in meaning to the underlined word or phrase: It is sheerfoolhardiness for unarmed policemen to pursue armed robbers
- A. nonsense
- B. bravery
- C. foolishness
- D. foolish risk taking
(a) List two properties of alpha particles.
(b) X is an element which exists as an isotopic mixture containing 90% of \(^{39}_{19} X\) and 10% of \(^{41}_{19}X\).
(i) How many neutrons are present in the isotope \(^{41}_{19}X\)?
(ii) Calculate the mean relative atomic mass of X.
View Discussion (0)WAEC 1997 THEORY| Marks | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 |
| Frequency | 1 | 1 | x | 5 | y | 1 | 4 | 3 | 1 |
The frequency distribution shows the marks distribution of a class of 30 students in an examination.
The mean mark of the distribution is 52.
(a) Find the values of x and y.
(b) Construct a group frequency distribution table starting with a lower class limit of 1 and class interval of 10.
(c) Draw a histogram for the distribution
(d) Use the histogram to estimate the mode.
View Discussion (0)WAEC 2018 THEORY.jpg)
Al-cawrah for a man is from the
- A. navel to the feet
- B. navel to the knee
- C. head to the toe
- D. head to the waist
African members of the Commonwealth of Nationals include all the following nations group except
- A. Nigeria Ghana, Kenya, Zambia, The Gambia
- B. Kenya, Zambia, The Gambia, Malawi, Tanzania
- C. Nigeria, Kenya, Guinea, Sierra Leone, Ghana
- D. Nigeria, Malawi, Tanzania, Uganda, Ghana
The price elasticity of coefficient indicates
- A. how far business can reduce cost
- B. the degree of competition
- C. the extent to which curve shifts
- D. consumer responsiveness to price changes
The odontoid process is found on the
- A. axis vetebra
- B. atlas vetebra
- C. thoracic vetebra
- D. sacral vetebra
The necessary documents used in foreign trade are?
- A. bill of lading, invoice and letter of inqiry
- B. indent, bill of exchange, bill of lading and voice
- C. voice, shipping note, bill of lading and freight note
- D. shipping note, certificate of origin and visible exports