Communication from outer space

SPACE satellites have made cellphones and satellite TV possible. They also predict weather changes and track hurricanes. They work by receiving signals from the Earth and sending them to other places. - Tell Me Why?, Bounty Books

SPACE satellites have made cellphones and satellite TV possible. They also predict weather changes and track hurricanes. They work by receiving signals from the Earth and sending them to other places. - Tell Me Why?, Bounty Books

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