If a planet has twice the mass of earth, its radius would have to be larger by a factor of 2 for the gravitational field strength at the planet’s surface to be the same as on earth’s surface. t or f

False. Since the radius is cubed, you can get a much larger number

the national environmental policy act (nepa) is a united states environmental law that promotes the enhancement of the environment and established the president's council on environmental quality (ceq). the law was enacted on january 1, 1970. to date, more than 100 nations around the world have enacted national environmental policies modeled after nepa.

identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.v