Crossprelim

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Across
  1. 5. Sometimes when we look into the sky we see something floating in front of our eyes, Which colour is associated with this phenomena?
  2. 7. In the first ever image of the black hole, it showed plasma orbiting the super massive black hole at the centre of this galaxy. Identify the galaxy.
  3. 8. Wright Brothers might have created the first aeroplane but I was the one who created the first unmanned plane. I am also an Indian, Identify me.
  4. 12. Moon does not have its own light. It only reflects sunlight. This assumption was made much before by an ancient Indian Physicist 'X'. He also derived a form of the Pascal Triangle. Identify 'X'.
  5. 14. In a free kick with no direct line to the goal, this phenomena in physics will help us score a goal.
  6. 16. It is used to investigate the wave nature of electrons
  7. 17. Application of this physical quantity can change the speed of a moving object or alter its shape and size
  8. 18. In one of his episodes of The Bing Bang Theory, Sheldon Cooper came as this physics phenomena. Elvin Hubble used this physics phenomena to determine that the universe is expanding. Name the phenomena
Down
  1. 1. Newton's first law is based on the work of this scientist
  2. 2. There is foundational idea in String Theory that the universe may be a hologram. Which principle helps us tell that?
  3. 3. What weighs less than air
  4. 4. It is a way of reducing friction
  5. 6. All the particles that are made up of quarks are called ..........
  6. 7. Molybdenum is a type of ........... which are supplied to the plants by soil
  7. 9. The Earth is 150 million kilometres away from the sun. I am used when the distance between them is maximum
  8. 10. It is the study of motion with cause
  9. 11. This is a type of error that is associated with the resolution of the instrument
  10. 13. It is not a planet but it orbits around the sun and has no atmosphere. But it has a body which is metallic and rocky. What is it?
  11. 15. It is the term used for a body free from all external influences
  12. 16. It uses the principle of Faraday's laws of electromagnetic induction and is used to produce electric power