Question

NEED ANSWER ASAP!!!

15 POINTS!!!!

A student investigating how experimental conditions affect plant growth grows two identical plants, one indoors and one outdoors. Three month later the plant grown indoors was 6 cm tall, and the plant grown outdoors was 18cm tall.

Part A: Identity one variable, other than light, that the student should have controlled in this experiment.

Part B: Explain why variables should be controlled in experiments​

Answer 1

Answer: part a: space to grow

Part b: because it gives a more accurate/a fair test

Step-by-step explanation: