Ellie conducts an investigation to determine if size or weight affect how fast objects fall. Her investigation includes repeatedly dropping a basketball and a golf ball at the same time. After many trials, she determines that both balls land at the exact same time.Why would Ellie's investigation be valid?ResponsesAIt includes her opinion.It includes her opinion.BIt is based on evidence.It is based on evidence.CIt uses objects that move.It uses objects that move.DIt proves her predictions are correct.
1 answer
The most valid response is B: It is based on evidence.
Ellie's investigation includes conducting experiments and gathering data by repeatedly dropping the basketball and the golf ball, allowing her to make a conclusion based on the evidence she collected rather than just her opinion or assumptions.
