A boy throws a cricket ball straight up in the air. At the very top of its flight:
2. Question | Chemistry
The number of double bonds in a molecule of carbon dioxide is:
3. Question | Physics
The lowest and the highest frequencies a typical young person′s ear can detect are
approximately:
4. Question | Physics
In Fleming's Left Hand Rule describing the motor effect, the directions are:
5. Question | Physics
The units of specific latent heat are:
6. Question | Mathematics
7. Question | Chemistry
Candied fruits are preserved in a strong solution of:
8. Question | Mathematics
In the figure above,
AB || CD and ∠BAD = 32° . ∠APC =
9. Question | Chemistry
Potassium reacts quickly with water but we do not use it with acids because:
10. Question | Social Studies
Removal of forests may cause all of the following EXCEPT
11. Question | Mathematics
The table shows the distribution of the ages
of 25 students.
What is the probability that a student chosen
at random is AT LEAST 13 years old?
12. Question | Integrated Science
Urea is made from surplus proteins in:
13. Question | Biology
In pea plant size, tall is dominant to dwarf.You cannot tell whether a tall plant is homozygous
(TT) or heterozygous (Tt).To find its genotype you perform a test cross.This involves:
14. Question | Biology
Which of the following statements about diffusion is NOT true?
15. Question | Biology
Which of the following is NOT a way in which infectious diseases can be transmitted?
16. Question | Mathematics
A square has the same area as a rectangle with
sides of length 4 centimetres and 25 centimetres.
What is the length of the square?
17. Question | Mathematics
The number 32747 written to 4 significant
figures is
18. Question | Biology
All of the following are organelles EXCEPT for:
19. Question | Social Studies
Which of the following statements is true?
20. Question | Mathematics
Three lights flash at intervals of 4, 6 and 10
seconds respectively. They are started
together. How soon after will they next flash
together again?