Question 1: A material that causes a wave to bounce off it is called the. Answer : Reflection
Question 2: A material that takes in a wave when the wave hits is called the. Answer: Absorber
D. a change in color of a substance
It’s extremely bad quality I really can’t read it
Answer:
NaCl+H20
Explanation:
It is a neutralisation reaction in which NaOH is a base and HCl is an acid. On reaction it forms salt and water.
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