Trial
Humans and chimpanzees share roughly how much DNA? What is the most abundant gas in the Earth’s atmosphere? Roughly how long does it take for the sun’s light to reach Earth – 8 minutes, 8 hours or 8 days? Which famous British physicist wrote A Brief History of Time? At what temperature are Celsius and Fahrenheit equal? What modern-day country was Marie Curie born in? What is the biggest planet in our solar system? What name is given for the number of protons found in the nucleus of an atom? How many vertebrae does the average human possess? What was the name of the first man-made satellite launched by the Soviet Union in 1957?