Answer:
D) Argon because of 18 protons
Explanation:
An element is defined by the # of protons it has. Argon is the only element with 18 protons, so it is the answer.
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Answer:B
Explanation:
For work to be done, the object must move some distance as a result of a force
If the car moves along the distance it will be 16 of the line graph where is independent of the graph
Answer:
The focal length of a lens is refers to the distance from the center of the lens to the principal foci.
C. Theory. Theories are accepted explanations of phenomenon based on no evidence to dispute it. Theories can be disproved and are not perfectly accurate.