Respuesta :
Answer:
Use a video camera
Use a pressure sensor
Increase the number of trails
Explanation:
Whenever an experiment is performed, it is important to be as accurate as possible, especially with measurements.
Using equipment such as cameras and pressure sensors will definitely lead to more accurate measurements, however repeating experiments also gives a more accurate reading.
For example:
In reading speeds of a car down a track, you should repeat the experiments in order to get more readings. Using these readings, you can get an average.
Answer:
B, C, and D
Explanation:
The person above me is correct, say thanks to them. I just simplified their answer! :)
Hope it helps!!