On the Moon they would weigh only 200 N. The astronaut's mass is 120kg wherever they are. The weight of an object changes if the strength of gravity changes. Remember: a mass of 1 kg has a weight of about 10 N on Earth.
The droplets in the air may be breathed in by those nearby. Spread can also occur by touching the nose or mouth with droplet contaminated hands. Examples of droplet spread diseases: 1  common cold. 2  flu. 3  meningococcal disease. 4  rubella.
an infection acquired by the inhalation of pathogenic microorganisms suspended in particles of liquid exhaled, sneezed, or coughed by another infected person or animal. Some diseases spread by droplets are chickenpox, common cold, influenza, measles, and mumps.xogenous infection that caused by organisms not normally present in the body but which have gained entrance from the environment. mixed infection infection with more than one kind of organism at the same time.