a ruler, a stopwatch, a tennis ball, a 1- meter long piece of string, a rubber band, tape and 10 pieces of paper. Only using this items I need to come up with an Experiment Pleaseee help.

Anybody wanna ? (picture included? )

Alandscaper is shopping for landscaping materials. she wants to use materials through which water flows easily. which materials should she choose? check all that apply. clay gravel granite rocks with cracks loosely packed soil

Which model displays the change in a gas when the temperature of the gaseous system decreases?