What were two effects of the invention of the compass on China during the Middle Ages?

It enabled the chinese people to navigate the seas and participate in sea trades.

Explanation:

It insipired china to expand It's army and conquer more territory

The first compass was used not to point people in the right direction literally, but figuratively.

CompassKnowing what direction you are facing is a very valuable piece of information. 2.This is especially true if you are traveling: because you can use the information to help find your way or guide your safe return. There’s nothing much worse than getting hopelessly lost in the woods or successfully exploring a new frontier, only to find that you have no idea how to make it back home.

Explanation:

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answer: this is because archeologists keep finding artefacts and ancient ruins dated more than 10000 to 15000 years, date around scientists said humans discovered language; which is at least mysterious as scientists always have said that is necessary to have a language to have architecture and some basic maths.

explanation: brainlest