What is crioscopy?

What are superstitions and beliefs about comets asteroids and meteorsmeteorite or meteroids? How hot is it the sun's photosphere? In which region of the Sun does energy move as waves that transfer from atom to atom photosphere corona core radiative zone chromosphere convective zone? What are the instruments used to study the solar system? How long does it take for a average man to blow up a hot iar balloon? How big is the sun across? Which object can never be seen in an opposite direction in the sky from the sun? Which constellation is home to the star-forming nebula called the Heart Nebula? When was the light blub invented? What was the first US object sent into space? Can astronauts are able to stand straight on the moon? Are rocket fuels running out? How old is armstrong as of 2009? What does range mean in space? What was the total distance traveled in apollo 11? Does the moon have phases because of the earth's shadow? What is the meaning of the name Sun Yi Chen? Why is candle a primary light source? What is the meaning of constellation corona borealis? What would happen if the sun never existed?