A sound wave with a frequency of 100.0 HZ travels in water with the speed of 1500 MS and then travels in air with the speed of 340 MS approximately how many times larger is the wavelength and water than in air?

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)

Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?

What would be the strength of earth's gravitational field at a point where an 80.0 kg astronaut would experience a 80% reduction in weight