Suggest a hypothesis that you can conclude from step 1 and 2 of the instructions. dentify the dependant and independent variables in Step 1.
Vrite down TWO observations that can be made out of the investigation. about the rubbing of balloons with woolen cloth​

22. the top of a cliff is located a distance h above the ground. at a distance h/2 there is a branch that juts out from the side of the cliff, and on this branch a bird's nest is located. two children throw stones at the nest with the same initial speed, one stone straight downward from the top of the cliff and the other stone straight upward from the ground. in the absence of air resistance, which stone hits the nest in the least amount of time?