Astronomical observatories have been available since ancient times, and many cultures set aside special sites for astronomical o
bservations. The thing modern observatories have that was missing from these older observatories until about 1610 was __________________. Group of answer choices
Throughout ancient times, astronomical observatories have indeed been available, and so many historical locations were reserved for astronomical observations. All contemporary astronomers lacked within those older telescopes were lenses until 1610. A telescope is indeed an instrument used to view far-off objects. Telescopes often are being used to look at planets and stars.
Energy is "the ability to do work". Energy is how things change and move. It takes energy to cook food, to drive to school, and to jump in the air. Different forms of Energy. Energy can take a number of different forms.
