<h3> <u>Katherine Johnson's impact on society today</u></h3>
- Katherine Johnson, an American mathemitician has impacted the gobal society by mastering manual calculations and contirbuting to the successful space programs.
- She also pioneered the use of computers for daily tasks which has changed the society in general. The society today makes use of computers for every small task.
- With her contribution in NASA, she has been able to help in several projects like the Space Shuttle program, sending the first American in space and orbit and also the Apollo Lunar Model.
The statement that best explains the student observation is water is not a smooth surface after the rock is dropped in the pond.
An observation is refers to a process where someone observes a subject ongoing behavior in a natural situation.
Here, the observation of the situation takes places immediately when the student drops the stone into the water.
Hence, the Option B is correct because the statement that best explains the student observation is water is not a smooth surface after the rock is dropped in the pond.
Read more about observation
<em>brainly.com/question/9249399</em>
Karen is experiencing <u>proactive interference</u> because she keeps confusing the verbs she is learning in her new French class.
<h3>What does proactive interference actually mean?</h3>
Proactive interference is the term for when older memories get in the way of retrieving newer memories.
Recalling knowledge that was learned in the past is frequently simpler than recalling information that was taught more recently since older memories are frequently better practiced and more solidly entrenched in long-term memory.
Example. A student who studies for a class for the next fall semester while on summer break is an example of being proactive.
To know more about Proactive Interference visit :
brainly.com/question/13449033
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It is important because nobody was made better than enyone els