Which test describes te la
Hector carried out an experiment to see if adding calcium
powder to soil made plants grow taller He took two gotted
plants and put calcium powder into only one of the pots He
gave each plant the same amount of sunlight and water
and measured their growth after five weeks
Based on his results, Hector claimed that calcium powder
makes plants grow faster
is valid betare his enemente de varios
It is waid because his ende she is small
• It is invalid because his dat is not uses inscence
lisvad traune he is an expert in his field