Skip to content
free
K
1
2
practice
Home
Math
English
Science
Social Studies
Contact
Language
English
Español
Sign In
/
Science
/
Grade 6
/
Variables, Controls, and Experimental Design
Worksheet
Grade Level
Grade 6
6.3 Variables, Controls, and Experimental Design
0%
Skill Level
🔴 Hard
00:00
Progress to Next Level
25% to Medium
Easy
Medium
Hard
Mastery
100%
Which procedure best controls variables?
A
Measure soil moisture and add water so both additive and no-additive pots stay at the same moisture level, keep light and pot size identical, and compare growth over time.
B
Use different pot sizes so roots can spread differently.
C
Put the additive pot in brighter light because it seems to need more energy.
D
Water both pots on the same schedule without checking moisture.
Submit Answer