Match the Scientists and their invention or discovery

• Объекты 1
  • Marie Curie
  • Alexander Popov
  • Ivan Pavlov
  • Alexander Bell
  • Isaac Newton
  • Albert Einstein
  • Dmitry Mendeleev
  • Galileo Galilei
• Объекты 2
  • radium
  • radio
  • conditional reflexes
  • telephone
  • the law of universal gravity
  • the theory of relativity
  • the table of chemical elements
  • thermometer and microscope