What is the acceleration due to gravity on the object if it is placed in a space ship 1000km above sea level where gravity exerts a force of 3.81n on the object

Astudent observes a star from two positions of earth in its orbit, in summer and winter, and measures the change in the position of the star. which of these can be best calculated by this method?

What the theory that the sun goes around earth was replaced with the theory that earth goes around the sun this was an exaple of a

Which is a genetic engineering advancement directly related to a career in biotechnology? 1) improving solar energy collection 2) transporting textiles at higher rates 3)creating crop foods that resist insect pests 4)repairing historical sites with quality materials