A way to record results and observations accurately is
The application of science to make products or tools is called
This factor can change in an experiment.
A sample taken without bias is a(n) ____________ sample.
A way or a process to investigate what is happening around us.
A prediction or statement that can be tested.
The length of a car should be measured in this unit.
The mass of a cookie should be measured in this unit.
This research is used when it is impossible to conduct an experiment.
The variable that is being measured is called the ____________ variable.
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