Science Experiments

A series of steps followed to test a hypothesis.

• Hazard

• Scientific Method

• Precautions

Used to hold, measure, and heat liquids (it has a wide mouth and is made of glass).

• Beaker

• Graduated Cylinder

• Test Tube

• Electronic Scale

What does it mean to hypothesize?

• to write about what happened during the experiment

• to organize the ingredients needed for the experiment

• to list the steps to complete the experiment

• to make a guess about what you think will happen

An experiment generally tests how one _________ is affected by another.

• Variable

• test

• scientist

• option

Tags

NGSS.MS-LS1-5

In an experiment, the variable that is manipulated by the researcher is called the:

• Dependent variable

• Independent variable

• Controlled variable

• Confounding variable

Tags

NGSS.MS-PS2-2

What is an independent variable in an experiment?

• The variable that is changed or controlled

• The variable that is measured

• The variable that is kept constant

• The variable that is ignored

Tags

NGSS.MS-PS2-2

What is a control variable in an experiment?

• The variable that is changed

• The variable that is measured

• The variable that is kept constant

• The variable that is ignored

Tags

NGSS.MS-PS2-2

Why is it important to have a control group in an experiment?

• To have more data to analyse

• To ensure the experiment is fair and unbiased

• To make the experiment more complex

• To change the results

What is the purpose of conducting experiments in the scientific method?

• To prove the hypothesis correct

• To gather data and test the hypothesis

• To publish findings

• To make observations

Tags

NGSS.MS-PS1-2

In a scientific experiment, the outcome or response that is measured is known as the:

• Independent variable

• Dependent variable

• Controlled variable

• Confounding variable