Microscope History Quiz

Who were the Dutch spectacle makers that began experimenting with lenses in the 1590s?

• Hans and Zacharias Janssen

• Robert Hooke and Anton van Leeuwenhoek

• Ernest Ruska and Max Knoll

• Isaac Newton and Galileo Galilei

What important discovery did Hans and Zacharias Janssen make with their experiment?

• The object near the end of the tube appeared to be distorted

• The object near the end of the tube appeared to be unchanged

• The object near the end of the tube appeared to be greatly enlarged

• The object near the end of the tube appeared to be greatly reduced

Who is credited with naming cells and studying fleas and other objects under his microscope?

• Anton van Leeuwenhoek

• Robert Hooke

• Zacharias Janssen

• Hans Janssen

What did Anton van Leeuwenhoek build in the 1670s that was considered the first practical microscope?

• Reflecting telescope

• Compound microscope

• Refracting telescope

• Telescope

Who was the first to see and describe bacteria in 1674?

• Robert Hooke

• Zacharias Janssen

• Hans Janssen

• Anton van Leeuwenhoek

What did German physicist Ernest Ruska and electrical engineer Max Knoll construct in 1931?

• Reflecting telescope

• Compound microscope

• Electron microscope

• Refracting telescope

What do modern electron microscopes use to view objects?

• X-rays

• Accelerated electrons

• Sound waves

• Light

How much can modern electron microscopes magnify objects?

• 1000 times

• 1 million times

• 10 million times

• 100 million times

What did Robert Hooke put all his drawings in?

• Microscope album

• Micrographia

• Microscope book

• Microscope journal

What did Anton van Leeuwenhoek grind and polish to build his microscope?

• Diamonds

• Emeralds

• Rubies

• Lenses