The first mechanical clock was invented during the early Renaissance. Improvements were made by Galileo who invented the pendulum in 1581. This invention allowed clocks to be made that were much more accurate.any of the great scientific discoveries made during the Renaissance were in the area of astronomy. Great scientists such as Copernicus, Galileo, and Kepler all made major contributions. This was such a big subject that we devoted an entire page to it. Learn more about it at our page on Renaissance Astronomy.
Massachusetts does not set a specific age at which a child can be left home alone. In Massachusetts, such issues are decided on a case-by-case basis. For information on abandonment and neglect, see MGL c.119 s.his definition is not dependent upon location (i.e., neglect can occur while the child is in an out-of-home or in-home setting.). Other states have provided some helpful information for parents on the topic, however. See, for example, Florida's When to Leave Your Kids Alone.
Only a handful of states legislate at which age a child can legally be left home alone: Both Maryland and North Carolina prohibit children under the age of 8 from being left alone. In Oregon, it is unlawful to leave a child under the age of 10 home alone if the length of time would endanger the health or welfare of the child. A child in Illinois may not be left home alone without supervision âfor an unreasonable period of time.â