Chemistry, 13.04.2021 20:50 christylam1606
Plsss help will give you alot of pointss
A. The sound is being absorbed around the corners of the doorway.
B.
The sound is being diffracted around the corners of the doorway.
C.
The sound is being refracted around the corners of the doorway.
D.
The sound is being reflected around the corners of the doorway.
Answers: 2
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When a scientific theory has been tested and proved by the scientific community, it becomes a law
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Two changes are described below. a green banana turns yellow and ripens. a layer of rust forms on an iron nail. which statement is true about the two changes? a) both are chemical changes because new substances are formed. b) both are physical changes because only the physical state of the substances change. c) a is a physical change due to a change of state, but b is a chemical change because new molecules are formed. d) a is a chemical change due to a change of state, but b is a physical change because new molecules are formed.
Answers: 3
Plsss help will give you alot of pointss
A. The sound is being absorbed around the corners of the d...
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