1) Velocity is useful as a frame of reference
True
2) Acceleration can be used as a frame of reference.
True
3) A frame of reference is important for comparison.
True
4) It does not compare two subjects and does not show direction and correlation.
5) It involves correlation.
6) A standard for comparison is called a frame of reference
True
7) Acceleration can be actually measured and compared
True
False
Explanation:
A plant will die after being exposed to poison does not represent a physical change. A physical change is one that alters the physical state of matter and leads to no formation of new substances.
- The plant dies due to chemical changes in its structure.
- The poison will react with the chemicals in the system of the plant to produce new harmful ones.
- In a chemical change, new kind of substance forms in the plant and the change is irreversible.
Learn more:
Chemical change brainly.com/question/9388643
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Answer:
Its right you dont have to change anything
