The year that tablet computers were introduced to the market is 2012
Answer:
Explanation:
motivated to take action to reduce feelings of discomfort
its a motivator for change
Cognitive dissonance causes feelings of unease and tension, and people attempt to relieve this discomfort in different ways. Examples include “explaining things away” or rejecting new information that conflicts with their existing beliefs
Answer:

Explanation:
The speed of the sound wave is:


The frequency is:


