Questions for Science Quiz Two

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  1. What is the name of the lightest substance?

  2. What is the Chemical Symbol for Iron?

  3. What makes up 80% of the human brain?

  4. What is the name given to the female part of a flower?

  5. What are the five human senses?

  6. What is the name of main artery that carries blood from the heart?

  7. What is the only metal that is liquid at room temperature?

  8. Global warming is caused by too much of which type of gas?

  9. Which element has atomic number 2?

  10. Which metal makes the strongest magnets?

  1. What device is used to measure air pressure?

  2. Which two elements make up water?

  3. Which gas has the chemical formula CO?

  4. Who invented the gramophone?

  5. Which vitamin does sunlight provide to humans?