1) 1. The doctor gave me a __________ to protect me from the flu. a) Research b) Gravity c) Vaccination d) Experiment 2) 2. Thomas Edison __________ the light bulb a) Invented b) Explored c) Examined d) Discovered 3) 3. Isaac Newton __________ gravity when he saw an apple fall from a tree. a) Invented b) Cured c) Researched d) Discovered 4) 4. The chemistry teacher is __________ an experiment in the lab today. a) Inventing b) Curing c) Discovering d) Conducting 5) 5. A __________ works in a lab and does experiments. a) Police b) Lawyer c) Scientist  d) Cook 6) 6. The __________ helps us to see when it’s dark. a) Cure b) Light bulb c) Research d) Discovery 7) 7. He spent years doing __________ on how plants grow. a) Cure b) Invention c) Research d) Gravity 8) 8. After months of tests, the doctors found a __________ for the disease. a) Cure b) Gravity c) Light bulb d) Invention 9) 9. Galileo was a famous __________ who studied the stars. a) Discovery b) Invention c) Scientist d) Vaccination 10) 10. Harezmi _____________ the number "0". a) Vaccinated b) Cured c) Conducted d) Invented 11) 11. Right now, the students __________ an experiment in the science lab. a) conduct b) are conducting c) conducts d) conducted 12) 12. Last year, scientists __________ a new cure for the disease. a) are discovering b) discovers c) discovered d) discovering 13) 13. At the moment, the doctor __________ my arm to check for problems. a) examines b) is examining c) was examining d) examined 14) 14. Thomas Edison __________ the light bulb in 1879. a) is inventing b) invented c) invents d) invent 15) 15. Right now, the team __________ research on climate change. a) is doing b) did c) does d) was doing 16) 16. Yesterday, the nurse __________ me a vaccination. a) is giving b) gave c) gives d) giving 17) 17. Newton __________ the force of gravity after seeing an apple fall. a) is discovering b) discovering c) discovered d) discovers 18) 18. Look! The scientist __________ a new experiment with water. a) is conducting b) conducted c) conducts  d) was conducting 19) 19. They __________ a cure for the illness two years ago. a) are finding b) found c) find d) finds 20) 20. The children __________ a light bulb project for the science fair right now. a) made b) are making c) was making d) makes 21) 21. Scientists __________ the cure for cancer after many years of hard work. a) are finding b) finds c) found d) find

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