There is an investigation with the two variables below. Identify the Independent variable. *
A. Amount of water given to bean plants (mL)
B. How tall the bean plants grow (cm)

Thanks

A

Explanation:

The independent variable is the different tire treads. Select the dependent variable from: "The time it takes to run a mile depends on the person's running speed." "The height of bean plants depends on the amount of water they receive." The independent variable is the height of the plants.

너가 좋아하길 바래

answer: c. the experiment shows that the red substance experienced a chemical change.

explanation: chemical change is the change in which chemical composition of the substance changes. physical change is the change in which there is no change in chemical composition.

chemical changes are accompanied by following changes:

a) precipitate formation

b) energy is released or absorbed

c) formation of bubbles

d) change in color

as it is given that the red color has disappeared and there is production of gas, it means the red substance has undergone a chemical change.

e

a:

by the combination of an unlimited number of elements