Please help me. help ​

Alow cost, low earth orbit (leo) satellite is to be fabricated at a university, for subsequent launch by rocket. what are the constraints and objectives for selection of a material suitable for the satellite bus (i.e. the structure)? explain each in brief. (15 marks) b)suggest sources of data which could support the selection of materials for applications in space. (5 marks) c) set weights for the objectives listed in (2a) using the digital logic method. (5 marks)

Select the three ways that the parallel-plate capacitor differs from a car battery.

The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?