Answer:
2 ways that seeds can get carried around are by wind and water, maybe even animals themselves.
Explanation:
For example, pine cones. Pine cones, when the right time, just let their seeds go. And then, the seeds get moved around by the wind or water and spread out the seeds to produce more pine trees. Then this process happens over and over again.
Answer: the mass number is 51.9961 u.
Explanation: Basically your looking for the mass number of a ATOM of chromium now if you where looking for chromium and not the atom it's self it would be a different number which is 52-54
A radio changes electricity into sound energy.