The additional measurements which must be made to determine the momentum of block 2 after the collision is both the mass and the post-collision speed of block 1
<h3>What is momentum?</h3>
Momentum can be defined as a scalar quantity that involves the multiplication of the mass of an object by its velocity.
In Physics, the momentum of an object such as a block, is calculated by using this formula;
Momentum = mass × velocity
In conclusion, we can deduce that the additional measurements which must be made to determine the momentum of block 2 after the collision is both the mass and the post-collision speed of block 1.
Read more on momentum here: brainly.com/question/15517471
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Answer: D) thoughtful awareness
Explanation:
The thoughtful awareness can be a concern of the author. It is the attitude which is making author doubtful for making an use of social networking for interactions with friends and family. The author is aware about the leakage of information, risk on privacy and cyber conspiracy related to the use of social networking sites.
According to the context, the correct sentence with the irregular verb in the imperfect tense is <em>¿</em><em>veías</em><em> a tu padrastro todos los días?.</em>
<h3>What is the imperfect tense?</h3>
It refers to actions with a certain duration in the past or that were carried out simultaneously with other actions.
As with other verb tenses, there are rules for conjugating verbs in the imperfect tense in Spanish, where the ending of the verb will change depending on the subject of the sentence and the original ending in the infinitive.
However, the verb ''ver'' has an irregular verb conjugation and is pronominal, so it will not follow the regular verb conjugation rules.
Therefore, we can conclude that according to the context, the correct sentence with the irregular verb in the imperfect tense is <em>¿</em><em>veías</em><em> a tu padrastro todos los días?.</em>
Learn more about the imperfect tense here: brainly.com/question/12112915
Answer: The answer is C- replacing the outdated terms with slang
