Question
What types of waves do satellites use?
Radio waves
Name one use of satellites in everyday life:
TV broadcasting / GPS / internet / weather forecasting.
What is one advantage of satellite communication?
It covers large distances and works globally.
How do satellites send signals to Earth?
They receive, amplify, and retransmit signals back down
How do GPS satellites help people?
They provide accurate location and navigation directions.
Name one disadvantage of satellites:
They are expensive to launch and maintain
Why can Satellites work in space without air?
Electromagnetic waves do not require air to travel
What happens to a signal after it reaches a satellite?
It is boosted and sent back to Earth
Why might satellite signals be delayed?
Because signals have to travel long distances to space and back