Chemistry

what is the independent variable on the graph 

• x
• y
• x axis 
• y axis 

What is a independent variable 

• a variable that changes
•  a variable that doesn't change

When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?

• Dependent
• Independent
• Control

Is hammering wood together to build a house a chemical or physical change?

• chemical
• physical

Is burning wood a chemical or physical change?

• chemical
• physical

Is melting butter for popcorn a chemical or physical change?

• chemical
• physical

Is spoiled meat a chemical or physical change?

• chemical
• physical

Is sour milk a chemical or physical change?

• chemical
• physical

The dependent is on the - axis 

• x
• y
• Y axis 
• X axis 

Is pouring milk in your oatmeal a physical or chemical change?

• physical
• chemical