9) Which of the following is **not** a basic requirement for… 9) Which of the following is **not** a basic requirement for life? Read Details
44) Comets with extremely eccentric orbits, like comets Hyak… 44) Comets with extremely eccentric orbits, like comets Hyakutake and Hale-Bopp, Read Details
42) A planet is detected via the Doppler technique. The symm… 42) A planet is detected via the Doppler technique. The symmetry-shape of the periodic stellar velocity pattern tells us Read Details
4) What is the most common type of meteorites found? 4) What is the most common type of meteorites found? Read Details
10) When we say that an organism is anaerobic, we mean that… 10) When we say that an organism is anaerobic, we mean that it Read Details
17) Of the following types of star, which is most likely to… 17) Of the following types of star, which is most likely to have planets capable of supporting life? Read Details
37) Which asteroid is now classified as a dwarf planet? 37) Which asteroid is now classified as a dwarf planet? Read Details
If a scientist added radioactive sulfur to a microbe’s mediu… If a scientist added radioactive sulfur to a microbe’s medium, which cell structures would become radioactive? Read Details
