eva is in a closed dark room. she uses her muscles to turn on a lamp. when she moves her hand closer to the lamp, the light heats her hand. the light bounces off the pages of a book and into her eyes. if this room is a closed system, what happenes to the total amount of energy in the room?
A.it remains constant
b. it increases
C. It decreases
D. It increases, then decreases

Question

eva is in a closed dark room. she uses her muscles to turn on a lamp. when she moves her hand closer to the lamp, the light heats her hand. the light bounces off the pages of a book and into her eyes. if this room is a closed system, what happenes to the total amount of energy in the room?
A.it remains constant
b. it increases
C. It decreases
D. It increases, then decreases

anonymous · Answer

it remains constant, energy should never decrease or increase it should just transfer. The law of conservation states is will never increase or decrease but will just transform

anonymous · Answer

thankss soo much

anonymous · Answer

sure does it make sense and was the answer provided correct?

anonymous · Answer

Um I'm not sure I have to check because I will scan my homework for my teacher to check it tomorrow.. :D but I think it is.. and it does make sense

anonymous · Answer

ok great, good luck, Allen