Cathy hypothesized that corn would not grow in mud. To test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. To her surprise, the kernels in the mud grew faster than the kernels in the soil. What error might have caused these unexpected results?

A.

wrong hypothesis

B.
not enough variables

C.
undefined control

D.
too many variables

Question

Cathy hypothesized that corn would not grow in mud. To test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. To her surprise, the kernels in the mud grew faster than the kernels in the soil. What error might have caused these unexpected results? 


A.

wrong hypothesis




B.
not enough variables




C.
undefined control




D.
too many variables

aaronq · Answer

i think since the conditions for each system were not specified there could many variables that are omitted.

anonymous · Answer

ok thanks