Reactive metals such as potassium react with water to give hydrogen and:
2. Question | Biology
Asexual reproduction produces:
3. Question | Physics
A girl whose weight is 250 N walks up a slope 40 m long onto a platform 3 m high.
Her gain in gravitational potential energy is:
4. Question | Mathematics
The Item refer to the information below
The following scores were obtained by eleven
footballers in a goal-shoot competition:
The median score was
5. Question | Mathematics
8x - 4(x - 5) =
6. Question | Chemistry
In an atom the neutron is found:
7. Question | Biology
Seeds are dispersed from the parent plant:
8. Question | Social Studies
“ individual countries in the region are too small to make their presence felt on the world stage.â€
Implied in this statement is the need for
9. Question | Chemistry
A ballpoint pen mark can be removed using:
10. Question | Integrated Science
We do not see an object if rays of light from it are focussed on the blind spot because:
11. Question | Biology
Which of the following routes taken by blood in the body is correct?
12. Question | Integrated Science
Which one of the following best compares the eye and a camera?
13. Question | Mathematics
A square has the same area as a rectangle with
sides of length 9 centimetres and 16 centimetres.
What is the length of the square?
14. Question | Physics
A spring is 100 mm long when unstretched. A 40 N load is hung from it, and its total length
increases to 120 mm. A different load on the spring causes it to become 150 mm long. If the
spring obeys Hooke′s Law, this second load is:
15. Question | Chemistry
A salt that is anhydrous contains no:
16. Question | Chemistry
The metal used in food containers whose surface is protected by a strong oxide layer is:
17. 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
18. Question | Biology
Proteins are:
19. Question | Chemistry
The electrical charges on a proton and an electron are:
20. Question | Mathematics
The water authority charges $10.00 per
month for the meter rent, $2.50 for the first
1 000 litres and $0.10 for each additional
100 litres. What is the total bill for 2 500
litres used in one month?