Exploring the Microscopic World

What is the height of Lee compared to the oak tree?

• The same height as the tree

• A tenth of the height of the tree

• Twice the height of the tree

• Half the height of the tree

What is the width of Lee's iris in meters?

• 0.001 meter

• 0.01 meter

• 0.1 meter

• 1 meter

What is the smallest size visible to the naked human eye?

• 0.01 meter

• 1 meter

• 0.1 meter

• 0.0001 meter

What is the size of a red blood cell compared to Lee's hair?

• Half the size

• Same size

• Twice the size

• A tenth of the size

What is the size of a flu virus in meters?

• 1 meter

• 0.000001 meter

• 0.1 meter

• 0.0000001 meter

What is the size of a sugar molecule in nanometers?

• 0.01 nanometer

• 10 nanometers

• 1 nanometer

• 0.1 nanometer

What is the largest atom mentioned in the video?

• Oxygen

• Cesium

• Helium

• Hydrogen

What is the size of a proton or neutron in meters?

• 0.1 meter

• 1 meter

• 0.0000000001 meter

• 0.000000000000001 meter

What is the term for the space between electrons and the nucleus?

• Solid

• Water

• Vacuum

• Air

What are quarks?

• A type of atom

• A type of molecule

• A type of virus

• Subatomic particles