Answer:
The pressure is 
Explanation:
From the question we are told that
The area of the edge is 
The force is 
The pressure is mathematically represented as

substituting values


The answer is A The waves filter ice from food
Answer:
Carbon dioxide is formed when sodium carbonate or sodium hydrogen carbonate is reacted with any mineral acid or organic acid
Explanation:

Answer:
I only really know the "How do we use these EM waves in our lives?" part srry
Explanation:
EM waves are used to make sure you cellphone, radio, TV, and etc. have service/ connection.