The Science Spot

Select the variable you would MEASURE in an experiment.

• controlled

• dependent

• independent

• both the dependent and independent

Tags

NGSS.MS-PS2-2

Students wanted to observe the effects of fertiliser when added to growing pea plants.

One question they asked was 'Do pea plants grow taller with the addition of fertiliser?'.

Identify what type of variables are in the experiment by dragging and dropping the answers into the correct column.  

• type of pea plant

• Controlled

• height of pea plant

• Independent

• fertiliser

• controlled (2)

• time

• Dependent

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

The variable that is changed in the experiment is the independent variable.

• True

• False

Tags

NGSS.MS-PS2-2

Controlled variables are needed in every experiment.

• True

• False

Tags

NGSS.MS-PS2-2

Up to three independent variables can be tested in one experiment.

• True

• False

Tags

NGSS.MS-PS2-2

In a 'fair' experiment, all variables are tested.

• True

• False

Tags

NGSS.MS-PS2-5

A reliable experiment is when it is repeated several times and produces similar results. 

• True

• False