Cambridge Secondary (7-9). Stage 7. MCE Science. Student Book - Unit 10: Forces

Question 49

Sanjit carries out an experiment. He drops two objects from his bedroom window and measures how long each one takes to reach the ground.

What can he do to make his results more reliable? Circle the correct answer.

Measure the distance from his window to the ground.
Repeat the experiment at least three times and record the measurement.
Repeat the experiment from a higher window.

Cambridge Secondary (7-9). Stage 7. MCE Science. Student Book - Unit 10: Forces - Question 49

Question 49