Practical planning

Question 1

What is an independent variable

Answer 1

The variable that is being changed during the experiment

Question 2

What is a dependent variable

Answer 2

The variable that changes due to the independent variable

Question 3

How to tell what remains constant

Answer 3

Places that will affect the experiment if not equal

e.g.
-Temperature
-Surface area
-Original length

Question 4

Answering method for practical planning: SMRTCC

Answer 4

S - State initial value of independent variable

M - Measure dependent variable with instrument

R - Record independent variable and dependent variable

T - Repeat steps for 5 more values of independent variables

C - Constant variable 1

C - Constant variable 2