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Q: Why do many experiments make use of a control group?
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What is the control on the penny water drops experiments?

In this experiment, the control group would be the penny! The independent variable is the substance/water on the penny, and the dependent is how many drops the penny takes.


What is used as a way to compare values for a dependent variables in many experiments?

experimental control


What is used as way to compare values for dependant variables in many experiments?

experimental control


What are some safe experiments for kids?

There are many safe experiments for kids published in books at the library. Building a rocket, how to make pop rocks, and how to make slime are safe experiments for kids to do at school.


Which part of Louis pasteur's experiment represents the control?

Which experiment? He performed many, many experiments during his life.


What kinds of scientific investigations do not experiments?

Many branches of science do not lend themselves to experiments. Cosmology or astrophysics are subjects where it is extremely difficult to conduct experiments. Theories are developed though thought experiments which are then used to make testable predictions. It is only at the later stage that experiments enter the picture.


What kinds of scientific investigations do not invlove experiments?

Many branches of science do not lend themselves to experiments. Cosmology or astrophysics are subjects where it is extremely difficult to conduct experiments. Theories are developed though thought experiments which are then used to make testable predictions. It is only at the later stage that experiments enter the picture.


How many variables should be changed from control group to experiemental group?

no one know's these answers


How does Crayola know how many crayons to make?

Buy experiments and Crayons were creted by franchicise molonieces


Why water don't used instead of buffer?

In many experiments, buffers are used instead of water becuase buffers control pH, whereas water does not.


How many pages does The Afterlife Experiments have?

The Afterlife Experiments has 328 pages.


How many pages does The Sirian Experiments have?

The Sirian Experiments has 331 pages.