Independent and Dependent Variable Practice

The part of an an experiment that the scientist changes.

• Independent Variable

• Dependent Variable

• Observation

• Constant

The part of an experiment that is measured.

• Independent Variable

• Dependent Variable

• Observation

• Constant

The part of the experiment that does not change. It stays the same.

• Independent Variable

• Dependent Variable

• Observation

• Constant

Read this experiment description: A student planted three of the same seeds in 200mL of soil. The student placed each pot in a sunny window. The student separated each pot for 30 minutes and played music for it. For pot 1 he played rap music, pot 2 classical, and pot 3 no music. He watered each plant with ¼ cup water daily. He measured the plan growth each day.

What is the independent variable?

• amount of soil

• amount of water

• type of music

• height of plant

Tags

NGSS.MS-LS1-5

Read this experiment description: A student planted three of the same seeds in 200mL of soil. The student placed each pot in a sunny window. The student separated each pot for 30 minutes and played music for it. For pot 1 he played rap music, pot 2 classical, and pot 3 no music. He watered each plant with ¼ cup water daily. He measured the plan growth each day.

What is the dependent variable?

• amount of soil

• type of seed

• type of music

• height of plant

Read this experiment description: A student planted three of the same seeds in 200mL of soil. The student placed each pot in a sunny window. The student separated each pot for 30 minutes and played music for it. For pot 1 he played rap music, pot 2 classical, and pot 3 no music. He watered each plant with ¼ cup water daily. He measured the plan growth each day.

Type 3 constants. What are 3 examples of things that stayed the same?