A student walks up 50 flights of stairs to gain K joules of potential energy. What amount of energy was transformed during this activity, and what was its source

i think the answer would be b

magnets not strong enough

explanation:

answercollision;

the given statement is true.

sensory memory lasts for a fraction of seconds before the information is lost. it is the shortest -term memory and can be called as an element of memory. example: when we look at something and remember what it looks like, is just a second of observation. it degrades very quickly. it can also be considered as the process of perception rather than considering it as a memory.