Which of the following statements about the electromagnetic waves is correct?

• A. radio waves have longer frequencies than x-rays
• B. x-rays have the longest wavelength
• C. some of the waves travel at 3.0 x 10⁸ms^-1
• D. white light occupies a region beyond ultraviolet rays

Choose the option that best conveys the meaning of the underlined portion in the following sentence; The balance sheet at the end of the business year shows that webroke even

• A. lost heavily
• B. made profit
• C. neither lost nor gained
• D. had no money to continue business

One of the most significant lessons from the emergence of Deborah as a leader is that_________

• A. She not only prophesied but also advised Israel
• B. Gender difference isn't a limitation to leadership
• C. Honesty and Integrity are key to leadership
• D. One needs to summon courage as a leader to solve problems

A, B and C are subsets of the universal set U such that : \(U = {0, 1, 2, 3,..., 12}; A = {x : 0 \leq x \leq 7}; B = {4, 6, 8, 10, 12}; C = {1 < y < 8}\), where y is a prime number.

(a) Draw a venn diagram to illustrate the information given above;

(b) Find: (i) \((B \cup C)'\); (ii) \(A' \cap B \cap C\).

The tax levied on goods and services at each stage of production is

• A. surtax
• B. VAT
• C. ad valorem tax
• D. PAYE

According to the kinetic theory of gases the collision of the molecules of a gas with the wall of the container is mainly responsible for the l. temperature of the gas ll. viscosity of the gas Ill. pressure of the gas Which of the statements above is/are correct?

• A. I only
• B. II only
• C. III only
• D. II and III only

Given that P = {x : 1 \(\leq x \leq 6\)}, and Q = {x : 2 \(\leq x \leq 10\)} where x is an integer. Find n(P \(\cap\) Q)

• A. 5
• B. 6
• C. 8
• D. 10

(a) Write down the names of two particles used in explaining the wave nature of matter.

(b) State the wave characteristics which are exhibited by the particles named in (a) above.

All the following are aims of youth empowerment scheme except

• A. Reduction of youth delinquency
• B. Promotion of self-reliance
• C. Maximization of profit
• D. Building of self-esteem

The chronological order of these mining activities is

• A. exploitation, exploration, refining, transportation
• B. transportation, refining, exploitation, exploration
• C. exploration, exploration, refining, transportation
• D. refining, exploitation, transportation, exploration