Boiling and evaporation both involve a liquid turning into a vapour (i.e. a gas).The following
statements relate to water.Which one is NOT true?
2. Question | Mathematics
If an increase of 20% will change the price of an item to $480, what is the original price of the item?
3. Question | Integrated Science
We lose water mainly in:
4. Question | Chemistry
The Periodic Table is arranged in order of:
5. Question | Mathematics
0.045 × 10-3 in scientific notation is
6. Question | Integrated Science
The point where two neurones connect is called:
7. Question | Mathematics
The expression (3x - 2)(x + 1) =
8. Question | Mathematics
The area of the trapezium ABCD above is
9. Question | Mathematics
The Item refer to the information below
The following scores were obtained by eleven
footballers in a goal-shoot competition:
The modal score was
10. Question | Biology
Which of the following does NOT play a role in evolutionary change?
11. Question | Chemistry
g/dm3 are units of:
12. Question | Integrated Science
Which of the following are all secondary sex characteristics in females?
13. Question | Mathematics
The marked price of a stove was $520. A
worker bought the stove on hire-purchase
by making a down payment of $100, and
twelve monthly payments of $40 each.
How much could she have saved if she had
bought the stove for the marked price?
14. Question | Mathematics
The triangle ABC above shows the angle of
elevation of the top, B,
of a tower, BC, from A, to be 30°.
AB = 40 m. The length of BC is
15. Question | Mathematics
16. Question | Chemistry
When aluminium is extracted by electrolysis, cryolite is added to:
17. Question | Mathematics
In the rectangle above, if ∠AEB = 80°, then
∠DAC =
18. Question | Chemistry
One example of an emulsifying agent is:
19. Question | Mathematics
2(5 - x) - 3(x - 6) =
20. Question | Mathematics
If U = {1, 2, 3, . . . 10 } and
S = { 2, 4, 6, 8, 10 }, then S ' =
