Question

Imagine a glass box that is completely sealed and in that box is a cactus in a small pot. Which statement is most accurate?

A.
This is a closed system because light enters through the glass box.

B.
This is an open system because light can go through the glass and get into the box.

C.
This is a closed system because nothing of substances gets in our out of the box.

D.
This is an open system because air is circulating inside the glass box.

Answer 1

c ?

Answer 2

@hick4life

Answer 3

@Hayleymeyer

Answer 4

@juliastevens

Answer 5

@Joduska

Answer 6

yep it's C

Answer 7

thanks