The compass, rudder, astrolabe, and gunpowder are the correct answers.
Age of exploration :
When the ancient Greeks and Romans set out to explore the unknown world, the age of exploration and discovery began, ushering in the age of sail. From the 15th to the 18th centuries, there was an era of discovery.
The navigable compass was the tool the sailor used to ascertain the direction and course of the sea. This method of navigating worked well. The sailors were then able to enter the open waters thanks to the rudder.
They might use the Astrolabe to determine their location by observing the sun and stars. Gunpowder was used by the sailors to protect their ships against pirates and other seafaring looters.
As a result, the choices of compass, rudder, astrolabe, and gunpowder are all valid.
The question was incomplete the correct question is
Match each invention with its effects on the age of exploration.
WORD BANK: Astrolabe, Compass, Gun Powder, And Rudder.
helped sailors determine direction at sea ____
gave sailors a better way to steer their ships ____
allowed sailors to use the positions of the sun and stars for navigation __
used by sailors to defend their ships against pirates ____
Learn more about the age of exploration here :
https://brainly.com/question/2627006
#SPJ10