Types of Investigations

What does an investigation start with ?

• A scientist makes an hypothesis.

• A scientist asks a question based on his observations.

• A scientist asks the first question that comes into his mind.

• A scientist draws conclusions.

A good science question needs to

• be based on a good guess.

• be testable.

• end with a question mark.

• be easy to answer.

After asking a good question, a science must

• guess the answer,

• Look for the answer on the internet.

• Communicate its answer to other scientists.

• Carefully plan an investigation.

Tags

NGSS.MS-PS2-2

The question can be answered using

• scientific methods mainly based on logic and reasoning.

• scientific methods mainly based on previous knowledge.

• books and encyclopaedias.

• scientific methods based on educated guesses.

Which is NOT a way to answer a science question?

• Performing experiments.

• Making repeated observations.

• Using models.

• Making one single observation.

What is an experiment?

• It's the funniest activity you can do in a science class,

• It's an investigation in which all of the conditions are controlled.

• It's when you use a microscope.

• It's the best of the scientific methods.

An experiment begins with

• setting all the things you need on a clear table.

• observing a phenomenon.

• controlling variables.

• Making an hypothesis.

Next you should

• set all the things you need on a clear table.

• observ a phenomenon.

• control variables.

• make an hypothesis.

An hypothesis is

• a statement that can be tested and will explain what can happen in an investigation.

• a statement that cannot be tested but will explain what can happen in an investigation.

• a statement that can be tested but won't explain what can happen in an investigation.

• a mew question that can be tested .

In order to verify an hypothesis the first step is

• communicating results.

• controlling variables.

• designing an experiment.

• drawing conclusions.