Dependent or independent Variables?

Action: Adding different amounts of fertilizer to four different aquariums.

Question

Dependent or independent Variables? 

 Action: Adding different amounts of fertilizer to four different aquariums.

anonymous · Answer

how do you find out?

dims116 · Answer

I'm sorry I meant Independent

anonymous · Answer

ok so how do you find out which is which?

anonymous · Answer

How do you know if its dependent or not, im so confused...

anonymous · Answer

hello?

anonymous · Answer

sorry sar i cant help you out of this i dont know verry mutch about independand and dependant variables. i think dim it right tho.

anonymous · Answer

ok thanks, but I want to know why because I have like 6 more...

anonymous · Answer

@Dims116 are you helping me or not?

dims116 · Answer

Independent: A variable that we can change. A variable that isn't dependent on anything.
Dependent: A variable that we can't change. A variable that depends on the independent variables!

dims116 · Answer

Does it help?

anonymous · Answer

okay, so in this one its independent because it can change?

dims116 · Answer

I'm note really sure for this one. i'm doing some research to help you out!!

anonymous · Answer

Thank you so much! For this one: Action: Adding different amounts of salt to two different aquariums. - its kinda the same thing right? what do you think?

anonymous · Answer

thank so much. i understand now, you dont have to help me anymore. 

:)

dims116 · Answer

ohkay. SO what do you think it is?

anonymous · Answer

its independent

dims116 · Answer

Glad that you have understood it