Designing Investigations Quiz

What is the independent variable in an experiment?

• The thing that is measured or observed

• The thing that is changed in each trial

• The thing that stays the same in every trial

• The prediction of how changing one thing affects the other

Tags

NGSS.MS-PS2-2

What is the dependent variable in an experiment?

• The thing that is measured or observed

• The thing that is changed in each trial

• The thing that stays the same in every trial

• The prediction of how changing one thing affects the other

Tags

NGSS.MS-PS3-4

What are the constants in an experiment?

• The thing that is measured or observed

• The thing that is changed in each trial

• The thing that stays the same in every trial

• The prediction of how changing one thing affects the other

What is a hypothesis in an experiment?

• The thing that is measured or observed

• The thing that is changed in each trial

• The thing that stays the same in every trial

• The prediction of how changing one thing affects the other

What is the first step of the scientific method?

• Ask a question or identify a problem

• Draw a conclusion

• Collect data

• Form a hypothesis

What is a hypothesis?

• A hypothesis is a proposed explanation or prediction that can be tested through experimentation or observation.

• A hypothesis is a conclusion drawn from personal opinion rather than scientific investigation.

• A hypothesis is a random guess with no basis in evidence.

• A hypothesis is a proven fact that does not require any testing.

What are the three types of variables in an experiment?

• manipulated variables, measured variables, and constant variables

• experimental variables, observational variables, and fixed variables

• independent variables, dependent variables, and uncontrolled variables

• independent variables, dependent variables, and controlled variables

Tags

NGSS.MS-PS2-2

What is data collection?

• The process of storing and organizing data

• The process of analyzing and interpreting data

• The process of gathering and measuring information on variables of interest.

• The process of deleting and removing data

What is the purpose of experimental design?

• The purpose of experimental design is to waste time and resources.

• The purpose of experimental design is to confuse researchers.

• The purpose of experimental design is to manipulate data.

• The purpose of experimental design is to obtain reliable and valid results.

Tags

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

Which of these would be the best tool to measure the volume of water absorbed by a sponge?

• 
• 
• 
•