On august 15, 2005, a spacecraft in a 190-km, 52 °-inclination circular% parking orbit around the earth departed on a mission to mars, arriving at the red planet on% march 15, 2006, whereupon retro rockets placed it into a highly elliptic orbit with a periapsis% of 300 km and a period of 35 h. determine the total delta-v required for this mission.

The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared

What do elements in a family tend to share. a.) similar periods b.) similar groups c.) similar atomic symbols d.) similar chemical properties and characteristics

What is the relationship between the direction of motion of the balloon and the wind currents