The air temperature on a particular day is 27 ℃. An air bubble trapped in a tube by a thread of
liquid is able to expand freely if it is heated.At what temperature would you expect the volume
of the air bubble to double?
2. Question | Biology
A balanced diet is one which:
3. Question | Chemistry
The following are all natural materials EXCEPT for:
4. Question | Chemistry
The two common varieties of chlorine atoms are called:
5. Question | Mathematics
In a school of 910 pupils, 2/5 are girls and
2/7 of the girls play netball. How many
girls play netball?
6. Question | Social Studies
Healthy individuals are beneficial to a country′s development because such individuals are likely to be
7. Question | Integrated Science
Which one of the following is correct. When we digest our food:
8. Question | Chemistry
The major plant nutrients written as NPK refer to phosphorus, nitrogen and:
9. Question | Chemistry
The second most common gas in the atmosphere is:
10. Question | Social Studies
Which of the following may contribute to group cohesion in the Caribbean?
1. Clear goals
2. Special privileges
3. Similar interests
4. Shared values
11. Question | Social Studies
Which of the following BEST characterizes a primary group?
12. Question | Mathematics
A circular hole with diameter 4 cm is cut
out of a circular piece of card with a
diameter of 16 cm. The area of the
remaining card, in cm2 , is
13. Question | Biology
The main taxonomic groups in order, starting with the largest, are:
14. Question | Physics
Dividing 9 × 10-2 by 3 × 10-8 gives:
15. Question | Physics
Which one of the following is NOT a magnetic material?
16. Question | Principles Of Accounts
January 1, 1999 a trader bought 100 articles at $5.00 each. During the month 70 Of the articles were sold at $8.00 each and the remainder were sold on January at the market value of $3.00 each. What was the gross for the month?
17. 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.
June prefers to lie in bed not wanting to go to school nor does any work.
18. Question | Chemistry
The metal used in food containers whose surface is protected by a strong oxide layer is:
19. Question | Chemistry
The halogen used to make bleach is called:
20. Question | Social Studies
Which of the following would NOT be used in conserving the environment in the Caribbean?