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

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

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

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


If you guys need to know what a close and open system is then ill put this thing i have in my book about it in the comments ;D

Answer 1

@Studyhelp_00002

Answer 2

I'm here

Answer 3

Do you think you can help me? this makes no sense what so ever xD

Answer 4

Well maybe xD I think I can let me look at the question

Answer 5

Okay do you want to know what a close and open system is?

Answer 6

I believe it is A., since light can travel through glass and give nutrients to the cactus.

Answer 7

sunlight. that is :3

Answer 8

Oh okay thanks :) ill let you know if its right or not ;D

Answer 9

Okay : )

Answer 10

i have like 2 more xD

Answer 11

questions*

Answer 12

Okay, I will help.

Answer 13

Our understanding of the atom has changed over time. Which idea that was once accepted is now considered scientifically inaccurate?

A.
The nucleus is the center of the atom.

B.
An atom is solid material.

C.
Electrons have a negative charge.

D.
Electrons are arranged in layers.

do you think you can help me with this? :3

Answer 14

Yes. A. is incorrect because we already know the Nucleus is the center of an atom.

Answer 15

Okay

Answer 16

I think c or b but maybe dbut those 2 are my main guesses

Answer 17

Hmm.. lets see. C. is incorrect because we already know that electrons have a negative charge and that theory is correct.

Answer 18

I say B?

Answer 19

So that leaves you with B or D..

Answer 20

I say yes B is correct : )

Answer 21

Thanks xD

Answer 22

You're welcome :3

Answer 23

again ill put the righ answers if there wrong and i have one more

Answer 24

Okay :>

Answer 25

Which statement best defines a universal law?

A.
It is in effect some of the time.

B.
It operates only under specific conditions.

C.
It is in effect at all times.

D.
It changes over time.
i think i know this one

Answer 26

C. definitely.

Answer 27

ya i looked in my work book and its has that xD

Answer 28

100 PERCENT OMG THANKS

Answer 29

Hurray! ^w^
Glad I could help

Answer 30

YOUR AWESOME ANYONE THAT SEES THIS FAN HER AND METAL HER XD (sometimes when i look up answers on google it will pop up closed question so ya ) thanks again

Answer 31

Np! xD

Answer 32

xD now off to history -.-

Answer 33

bye thanks again xD