A hypothetical planet has a radius of 500km and acceleration due to gravity of 3.0m/s². What is the gravitational acceleration 100km above it's surface? What is the mass of the planet

Identify the amplitude on the diagram and give the correct description. question 3 options: a because amplitude is the distance from wave crest to wave crest. b because the wavelength shows amplitude. c because amplitude is the distance between a crest (or trough) and rest. d because wavelength show amplitude. (brainiest if you get it right! ) ~kayla

Which statement best explains why an object weight less on mercury than it does on earth

Spend time observing or thinking about events that involve matter and energy. which events can you explain? which events can’t you explain?