Science Facts Set-29

  • One light year is the distance travelled by light in one Julian year. It is equal to 6 trillion miles.
  • Transition metals such as zinc and silver exhibit variable valency.
  • One micron is equal to 0.001 mm.
  • A worker bee dies after its stinger is torn out of its body.
  • Venus Flytrap is a carnivorous plant that digests animal prey.
Venus Flytraps (Early Bird Nature Books)
  • Sounds greater than 120 dB are painful to human ears.
  • Glass does not melt at a fixed temperature. When heated, glass softens over a range of temperatures.
  • Mercury is the liquid used in thermometer.
  • Bears have an excellent sense of smell and they are generally diurnal.
  • The surface area of planet Mars is nearly equal to 144,798,500 sq.km.
Planet Mars: Story of Another World (Springer Praxis Books / Popular Astronomy)

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