The purpose of repeated experimental trials is to

Which of the following tools would be used to measure the MASS of a piece of metal wire about the size of a paper clip?

In a controlled experiment, why do scientists try to control all of the variables except one?

An unchanging measurement of the amount of matter an object contains is its

Elizabeth developed a hypothesis stating that people throw many materials into the trash that they could be recycled. Which investigate procedure should Elizabeth use to prove this hypothesis?

Which of these terms is NOT used to create a CONCEPT MAP?

The final step at the end of an experiment is to

Imagine an experiment that you would like to conduct. What are the steps you would take in order to plan the experiment?

During an experiment, you must mix chemicals in a glass beaker and pour the substance in a test tube. What is NOT a safety procedure that you should follow to protect yourself during an experment?

Jerome developed the following hypothesis for his science project:

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