After she read the magazine article on social services, Hanna realized it was referring to websites for women looking to find a date rather than state agencies that supplied aid to struggling families. Which of the four Rs of evaluating sources is Hanna using

Relevance

Explanation:

Based on the information being described it can be said that Hanna is using the Relevance step of evaluating sources. This refers to the concept of one topic being connected to another topic in such a way that makes it useful to consider one when researching the other. In this Hanna is seeing how social services articles can refer to various things such as finding a date or supplying aid to struggling families.

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 : -

answer; attention;