Instrument that measure the weight of an object

Instrument used to measure volume

Instrument used to grow bacteria during an experiment

Instrument used to measure temperature

Maya asks the following question, How does adding different amounts of soap to bubble blowing solution change the size of the bubbles I blow? What is the independent variable?

Maya asks the following question, How does adding different amounts of soap to bubble blowing solution change the size of the bubbles I blow? What is the dependent variable?

Maya asks the following question, How does adding different amounts of soap to bubble blowing solution change the size of the bubbles I blow? What would be a good control for this experiment?

Tool used to see objects far away?

Tool used to tell the direction and force of the wind?

Tool used to see and magnify tiny objects

Tool used to keep eyes safe during an experiment

Does music makes plants grow taller? Place two plants with the same mass in identical pots. Give the same amount of water, soil and sunlight. Play music for one plant and do not play music for the other. Record height. What is independent variable?

Does music makes plants grow taller? Place two plants with the same mass in identical pots. Give the same amount of water, soil and sunlight. Play music for one plant and do not play music for the other. Record height. What is a control variable?

Does music makes plants grow taller? Place two plants with the same mass in identical pots. Give the same amount of water, soil and sunlight. Play music for one plant and do not play music for the other. Record height. What is dependent variable?

Which tool measures time?

Which tool is used to do mathematical calculations?

Does music makes plants grow taller? Place two plants with the same mass in identical pots. Give the same amount of water, soil and sunlight. Play music for one plant and do not play music for the other. Record height. Is this test fair? Why?

In scientific experiments the dependent variable is the:

In scientific experiments the independent variable is the:

In scientific experiments the control variable is the:

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