When solid carbon dioxide turns straight into a gas we call it:
2. Question | Mathematics
A shopkeeper buys 24 CD players for a
wholesale price of $1800. At what price per
CD player must she sell to make a profit of
10% on her cost?
3. Question | Chemistry
When two solutions are mixed and give a solid product we call it:
4. Question | Mathematics
How many grams are in 2 kilograms?
5. Question | Chemistry
When potassium burns in chlorine, the material that is oxidised is called:
6. Question | Mathematics
How many grams are in 2.5 kilograms?
7. Question | Physics
The following statements refer to the laminated core of a transformer. Which one of them is
NOT true?
8. Question | Chemistry
The following are all natural materials EXCEPT for:
9. Question | Physics
Which one of these four statements is NOT true?
10. Question | Mathematics
In the circle above, the circumference is 20
cm. The length of the arc AB, in centimetres,
is
11. Question | Chemistry
Particles are furthest apart in:
12. Question | Information Technology
Banks and other financial institutions utilize __________ technology that automatically verifies the identity of callers wishing to access their accounts.
13. Question | Information Technology
Automated directory assistance services utilize __________ technology for accepting user input.
14. Question | Chemistry
At 20 ℃ all of the halogens are:
15. Question | Integrated Science
Tooth decay can be caused by:
16. Question | Biology
Which of the following are advantages of asexual reproduction in a flowering plant?
Ⅰ Large numbers of offspring are rapidly produced.
Ⅱ Favourable genotypes are maintained from one generation to the next.
Ⅲ The plant does not need to rely on wind or insects for pollination.
Ⅳ Several identical individuals grow close together.
17. Question | Chemistry
The number of kilos in 1 metric tonne is:
18. Question | Chemistry
Acid soils can be neutralised by adding:
19. Question | Chemistry
Alcohol can be made by fermentation of all these EXCEPT for:
