China's relations with other countries did not change very much during the ming dynasty. select the best answer from the choices provided t f

That statement is false

Before the ming Dynasty took control over the country, China was very reluctant in developing a relationship with foreign nations. They fear that foreign nations would made efforts to take over China.

The Ming Dynasty chose a different approach. They believe developing good foreign relations is good for China's economy. Which is why they start to invite foreign investors to put their capital injection to China.

uses : -

1.aneroid barometers primarily measure whether pressure is rising or falling.

2.aneroid barometers are often used for reading pressure in homes and recreational boats.  

3.other uses may include barographs in meteorology and altimeters in modern aircraft.  

4.this type of barometer can announce whether a high or low pressure system is coming or whether it is becoming more intense.  

5.there are different types of aneroid barometers, such as the altimeter, which measures altitude, or distance above sea level.  

6.another example is a barograph, which is a modified aneroid barometer that provides constant readings of atmospheric pressure on graph paper.  

7.when used in this capacity, the aneroid barometer can store a week's worth of data.

android diameter a device for measuring atmospheric pressure , often specially calibrated for use as an altimeter ,consisting of a box or chamber partially exhaused of air, having an elastic top and a pointer to indicate the degree of compression of the top caused by the external air

refer to the attachment for the characteristics : -

explanation:

may i ask what challenges?