Question

You water three sunflower plants with salt water. Each plant receives a different concentration of salt solution. A fourth sunflower plant receives pure water

. After two weeks, the height is measured. Identify the following parts
Independent variable
Dependent variable
control

Answer 1

IV: salt solution

DV: Hight of plants

Control: the fourth plant

Step-by-step explanation:

Answer 2

Independent Variable: what it's watered with (regular water or salt water as well as the concentration of salt water)

Dependent Variable: Height

Control: the type of plant (sunflower)

Step-by-step explanation:

IV: what changes

DV: what's being tested

Control: what stays the same