Answer:
They developed during the Cambrian time period, which was around 530 million years ago.
Explanation:
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High density
random words to fill up 20 character minimum for answering questions :P
C..............................
Answer:
The correct answer is d Both the observer's are correct
Explanation:
We know by postulates of relativity that laws of physics are same in different inertial frames.
Thus for each of the frames they make observations related to their frames and since the observations are true for their individual frames they both are correct. But when we compare the two frames we need to use transformation equations to compare both the results.
