What I Have Learned Direction: True or False. Write T on the line next to the number if the sentence is true. Write F if the sentence is false. 4. Leeuwenhoek was the first person to build a microscope. 5. Microscopes are only use to study living things. 6. Powerful microscopes can magnify up to a thousand times. 7. The first electron microscope was developed by Ernst Ruska. 8. Magnifying glass is an example of compound microscope. 9. Modern microscopes like the scanning tunnelling microscope was invented by Galileo Galilei. 10. Simple microscopes are much more powerful than a compound microscope​