GPS – True or false

GPS receivers require a clear line of sight to at least three satellites to function. They cannot locate you if you are underground, in a large building, or underwater.

What is necessary for GPS receivers to work effectively?

• Being indoors

• A clear view of the moon

• A connection to the internet

• A clear line of sight to at least three GPS satellites

How many satellites must a GPS receiver connect with to determine your location?

• One

• Two

• Three

• Four

Why might a GPS receiver fail to locate you?

• If you are underground or underwater

• If you are in a car

• If you are in a large open field

• If you are in a park

In which of the following scenarios would a GPS receiver likely not work?

• On a boat

• In a desert

• In a large building

• On a mountain

What is a common limitation of GPS receivers in navigation systems?

• They cannot locate you if you are underwater

• They cannot function without a smartphone

• They need to be recalibrated daily

• They require a constant power source