An electron, with its charge of 1.6 × 10-19 C, is moved from one place at +8 V to a different
place which is at 0 V.The energy released will be:
2. Question | Mathematics
The perimeter of a rectangle is 26 cm. The rectangle is converted to a square by tripling the width and taking a quarter of the length. What is the perimeter of the resulting square?
3. Question | English A
Choose the ONE underlined part A, B or C that is inappropriate. If the sentence is acceptable as it stands, choose D.
As the teacher continued his lesson, John began to lose all interest, imagining himself laying on his bed relaxing.
4. Question | English A
Instructions: Choose the one NEAREST IN MEANING to the original sentence.
The Europeans who were not well off were those who came to the West Indies in search of wealth.
5. Question | Chemistry
All of these are alkenes EXCEPT for:
6. Question | Chemistry
When zinc metal is added to copper sulphate solution the products are copper and zinc sulphate solution, so the material that has been displaced must be:
7. Question | Chemistry
None of these solutions in water conducts electricity EXCEPT for:
8. Question | Chemistry
The alloy, brass, contains copper and:
9. Question | Chemistry
When solid carbon dioxide turns straight into a gas we call it:
10. Question | Mathematics
The decimal equivalent of 3/8 is
11. Question | Biology
Leaves are thin and flat:
12. Question | Biology
Which of the following are examples of environmental variation in humans?
Ⅰ hair colour
Ⅱ height
Ⅲ intelligence
Ⅳ body mass
13. Question | Mathematics
How many grams are in 2.5 kilograms?
14. Question | Mathematics
In coordinate geometry, the equation of the x-axis is
15. Question | Social Studies
Caribbean governments have improved the rights of children born out of wedlock by.
16. Question | Physics
The following statements describe the molecules in a gas at around room temperature. Which
one is NOT true?
17. Question | Information Technology
The speed of an ink-jet printer is measured by the number of __________ it can print.
18. Question | Biology
Which one of the following is the best way to measure growth of an organism?
19. Question | Chemistry
The common name for ascorbic acid is:
20. Question | Biology
Which one of the following is NOT a function of the placenta?