An astronaut exploring a distant solar system lands on an unnamed planet with a radius of 2530 km. when the astronaut jumps upward with an initial speed of 4.29 m/s, she rises to a height of 0.64 m. what is the mass of the planet? kg?

Which statement correctly describes the relationship between frequency and wavelength?

Juan created a chart to him study for a test. which headings best complete the chart? x: transparent objects y: opaque objects x: opaque objects y: transparent objects x: high frequency waves y: low frequency waves x: low frequency waves y: high frequency waves

Which fact supports the conclusion that there will be fewer farm managers in the future? a) a farmer manager’s duties vary by the type of farm. b) farm technology is replacing some administrative jobs c) farm managers often need experience but not education. d) administrative duties include budgeting and training staff.