Podcast
Questions and Answers
What unit of measure is commonly used to express the sizes of viruses?
What unit of measure is commonly used to express the sizes of viruses?
nanometers (nm)
How small is a nanometer in relation to a meter?
How small is a nanometer in relation to a meter?
one billionth of a meter
What is the size range of most viruses that cause human diseases?
What is the size range of most viruses that cause human diseases?
10 nm to 300 nm
What is the size of Ebola viruses in nanometers?
What is the size of Ebola viruses in nanometers?
What is the function of an ocular micrometer when measuring the sizes of microorganisms?
What is the function of an ocular micrometer when measuring the sizes of microorganisms?
What is the resolving power or resolution of an optical instrument?
What is the resolving power or resolution of an optical instrument?
What is the formula to calculate the total magnification of a compound microscope?
What is the formula to calculate the total magnification of a compound microscope?
What is the total magnification when using a X10 ocular lens with a X40 objective lens?
What is the total magnification when using a X10 ocular lens with a X40 objective lens?
What are photographs taken through the lens system of a compound light microscope called?
What are photographs taken through the lens system of a compound light microscope called?
What is a compound light microscope sometimes referred to when objects are observed against a bright background?
What is a compound light microscope sometimes referred to when objects are observed against a bright background?
What type of microscope is it called when the condenser is replaced with a darkfield condenser and objects are seen against a dark background?
What type of microscope is it called when the condenser is replaced with a darkfield condenser and objects are seen against a dark background?
What is the resolving power of optical instruments related to?
What is the resolving power of optical instruments related to?
What is the maximum magnifying power of Leeuwenhoek's simple microscopes?
What is the maximum magnifying power of Leeuwenhoek's simple microscopes?
What is the magnification range when using a magnifying glass as a simple microscope?
What is the magnification range when using a magnifying glass as a simple microscope?
How is a compound microscope different from a simple microscope?
How is a compound microscope different from a simple microscope?
What is the resolving power of a compound light microscope?
What is the resolving power of a compound light microscope?
What limits the size of objects that can be seen through a compound light microscope?
What limits the size of objects that can be seen through a compound light microscope?
What is the resolving power of optical instruments compared to the unaided human eye?
What is the resolving power of optical instruments compared to the unaided human eye?
