Jake Drake Know It All Chapt 10 Flashcard(Kelly's)

Front

What is an electromagnet?

Back

An electromagnet is a type of magnet that is created by electric current. It can be turned on and off.

Front

What does hypothesis mean?

Back

A hypothesis is a proposed explanation or prediction that can be tested through experiments.

Front

What is the purpose of a science fair project?

Back

The purpose of a science fair project is to investigate a scientific question or problem and present the findings.

Front

What is the relationship between wire and electricity in an electromagnet?

Back

More wire can make an electromagnet stronger than using more electricity.

Front

What is the significance of using batteries in experiments?

Back

Batteries provide the electrical energy needed to power devices in experiments.

Front

What does it mean to prove something true or false?

Back

To prove something true or false means to provide evidence or results from experiments that support or contradict a statement.

Front

How many feet of blue wire did Jake and Willie use?

Back

Jake and Willie used 300 feet of blue wire.

Front

What is a trial in the context of an experiment?

Back

A trial is a single test or attempt to gather data in an experiment.

Front

What is the role of a hypothesis in an experiment?

Back

A hypothesis guides the experiment by providing a statement to test and investigate.

Front

What is the importance of measuring in experiments?

Back

Measuring ensures accuracy and helps in comparing results.