Question

2 bertipe
po Pre
NATURAL SCIENCES GRADE 9
PRACTICAL INVESTQATION 2
PLN kovin
INVESTIGATE RUSTING
NAME:
DANCE RO
1. Aim:
9 JULY
2. (a) Identify dependent variables.
(b) Identify independent variables,
3. Investigation questions?
17101
NE 2
4. Hypothesis :
5. Apparatus :
6. Observations of results.
Test tube no.
Observations
1
2
3
4
5
7. Conclusion :
I want answers please​

Answer 1

Answer:

why you want answer can you tell