An experiment in which only one variable is changed is a(an) __________ experiment.
2 answers:
D. <span>controlled
Hi
The correct answer is : D
Because a control experiment is one in which a hypothesis is tested by the manipulation of a single variable.
I hope that's help:)
You might be interested in
Light energy into chemical energy :)
MKNBVTRCEXWSZAQ/,MKJNBVCX
Answer:
i think C but i could be wrong
Explanation:
The nucleus is the control center of the cell, it also contains the DNA of the cell.
Answer:
b.
Explanation:
the mouth, as the river deposits it's load at the end of the river, or the slowest area of the river
