Question

A student conducts an investigation to study the effect of gravity on objects of different masses. Which step should be first in the investigation?(1 point) a. Drop the objects from a height. b. Time how long it takes for the objects to fall. c. Measure the distance between the objects. d. Find objects of different masses and measure them

Answer 1

d. Find objects of different masses and measure them — you must select and measure your test objects (set the independent variable) before you drop them and time the falls.