Answer:
objects with more <em><u>mass</u></em> have more gravity
Explanation:
<span>Answer: a. Citizens over the age of 65 use social media primarily to follow the activities of their families. </span>
<span>More than half of the citizens over 65 say that they have a social media account. They read other postings but post information about one-fifth as often as they read posts. Most of their feeds consist of posts by relatives. From this passage, we can logically say that Citizens over the age of 65 know how to use the social media and they use it primarily to follow the activities of their families. </span>
The best that applies in the given statement are :
<span>1) They make challenging concepts easier to understand.
2) They illustrate complex concepts that are hard to picture.
3) They increase the level of interest in the information.</span>