The existence of a neutral particle named the neutron was first confirmed experimentally by:
2. Question | Chemistry
Biological catalysts in yeast are called:
3. Question | Physics
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?
4. Question | Information Technology
All of the following are systems programs EXCEPT __________
5. Question | English A
Instructions: Select the option A, B, C or D that BEST describe the sentence.
The politician hammered the nail of his argument into the leafy minds of his audience who had come to hear him speak on the difficult subject of monetary policy.
6. Question | Biology
Which of the following does NOT play a role in evolutionary change?
7. Question | Social Studies
Which of the following would undermine the authority of parents in the home?
8. 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?
9. 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
10. Question | Chemistry
The state symbol for a solution in water is:
11. Question | Biology
The white blood cells that produce antibodies are called:
12. Question | Chemistry
The only one of the following which is NOT a change of state is:
13. Question | Physics
Which one of the following statements about ∝ particles is NOT true?
14. Question | Chemistry
A molecule of ethene can be described as all of these EXCEPT for:
15. Question | Mathematics
Which of the relations represented below
are functions?
16. Question | Biology
Cells become specialised to carry out different roles.This process is called:
17. Question | Chemistry
The number of particles in a mole of any gas is always:
18. Question | Integrated Science
All gas exchange surfaces in vertebrate animals have:
19. Question | Physics
You look through a microscope to view the Brownian motion of smoke in a container of air.
Which one of the following statements is NOT true?
20. Question | Physics
In Fleming's Left Hand Rule describing the motor effect, the directions are: