Which provides a baseline for an experimental investigation? A. Hypothesis B. Control group C. Dependent variable D. Independent variable

Gymnast always perform on padded mats. how does the mats protect the gymnast

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.