Meaning: People on Earth control the satellites that are in orbit.
Choice of Words: Controlled means something is managed or directed. Earth is the planet we live on.
Alternative Expressions
Satellites are directed from Earth.
Meaning: This means that people on Earth are able to tell the satellites what to do and where to go.
Choice of Words:Satellites are machines that orbit the Earth. Directed means to guide or instruct. Earth is the planet we live on. When you put them together, "Satellites are directed from Earth" means that people on Earth are able to guide and instruct the satellites that are orbiting the planet.
People on Earth control satellites.
Meaning: This means that people on Earth are able to tell the satellites what to do and where to go.
Choice of Words:People are human beings. On means located at or in contact with a surface. Earth is the planet we live on. Control means to have the power to direct or manage. Satellites are machines that orbit the Earth. When you put them together, "People on Earth control satellites" means that people on Earth are able to direct and manage the satellites that are orbiting the planet.