Mei Li:
Which English chemist and physicist invented the rubber balloon in 1824, to use in his experiments??
Shuai Zheng:
michael faraday
Mei Li:
What sign of the zodiac is represented by twins??
Shuai Zheng:
gemini
Mei Li:
What species of animal was 4 year old Knut, who died in Berlin zoo last year??
Shuai Zheng:
polar bear