Skip to content / Đến nội dung
ThichHocToan.com

IMSO 2005 Science International — Theory II Question 31

IMSO Science · IMSO 2005 Science International — Theory II

Question 31

Source instructions: For multiple choice problems circle the right answers. Some problems may have more than one right answer. For essay problem, give explanation briefly.

The picture shows Ikeya-Seki comet passing through the sky. When a comet is passing close to earth at night we can see a very beautiful long tail.

Regarding to the comet, choose the right answer.

a) The comet is part of our solar system. (Yes/No)

b) The comet tail usually directs opposite to the Sun. (Yes/No)

c) The comet revolves around the Sun. (Yes/No)

d) The comet period is very short. (Yes/No)

Question illustration