Experimental Lab Design

The ONE thing you, as the experimenter, change is called the:

• control
• constants
• independent variable
• dependent variable

This is asked in the "How does IV affect DV?" format:

• problem

• hypothesis

• experiment

• data

In a scientific investigation, what is tested?

• One independent variable

• One dependent variable

• Two independent variables

• As many variables as possible

Tags

NGSS.MS-PS3-4

Jeff is 6 feet 2 inches is ___________ data.

• Qualitative

• Quantitative

The cake has a sweet smell is __________ data.

• Qualitative

• Quantitative

The type of variable that you change or manipulate in an experiment.  It is what you are testing.

• Independent
• Dependent
• Control

Maya designed an experiment to answer the following question: How does the amount of water given to a lima

bean seed affect how tall it grows?

In this experiment, what variable should Maya CHANGE?

• the amount of water

• the kind of plant

• the type of soil

• the amount of sunlight it gets

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Maya designed an experiment to answer the following question: How does the amount of water given to a lima

bean seed affect how tall it grows?

Multiple answer!!!! Which things does Maya need to keep the same in her experiment?

• the amount of water each plant gets

• the amount of soil

• the type of plant

• the amount of sunlight each plant gets

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Anthony designed an experiment to answer the following question: How does the temperature of water affect the time it takes for a sugar cube to dissolve?

Which factor should Anthony CHANGE in his experiment with the sugar cubes?

• the amount of water he uses

• the size of the sugar cubes

• the temperature of the water

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Anthony designed an experiment to answer the following question: How does the temperature of water affect the time it takes for a sugar cube to dissolve?

Multiple answers!!! Which things should Anthony keep the same in his experiment?

• the amount of water

• the size of the sugar cubes

• the temperature of the water

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-4