N.1.1, N.1.2, N.1.3 and N.2.1 review

Front

What is a demonstration in scientific investigation?

Back

A demonstration is a type of investigation where you show how something works without testing it.

Front

Why is it important to repeat an experiment?

Back

Repeating an experiment is important to ensure that your data is consistent and accurate.

Front

What type of investigation involves gathering opinions from others?

Back

A survey is an investigation that involves gathering opinions from others.

Front

In an experiment to see if warm salt water or cold salt water dissolves salt faster, what is the variable?

Back

The variable is the temperature of the water.

Front

What should you do if you and a friend get different results from an experiment?

Back

You should review your procedures, see where a mistake was made, and repeat the experiment.

Front

What is an experiment in scientific terms?

Back

An experiment is a type of investigation where you test a hypothesis by manipulating variables.

Front

What is a survey in scientific investigation?

Back

A survey is a method of gathering information or opinions from a group of people.

Front

What is the purpose of a hypothesis in an experiment?

Back

A hypothesis is a proposed explanation that can be tested through experimentation.

Front

What does it mean to control variables in an experiment?

Back

Controlling variables means keeping all factors the same except for the one being tested.

Front

What is the difference between qualitative and quantitative data?

Back

Qualitative data describes qualities or characteristics, while quantitative data involves numbers and measurements.