So you don’t need to push off with a foot against the ground to start a skateboard rolling down a hill. does this violate newtons first law of motion? why or why not please i need this asap!

In this experiment, you will use a track, a toy car, and some washers to explore newton’s first two laws of motion. you will make observations and collect data regarding the motion of these objects. in the space below, write a general scientific question that you will answer by doing this experiment.

Estimate the schwarzschild radius (in kilometers) for a mini-black hole formed when a superadvanced civilization decides to punish you (unfairly) by squeezing you until you become so small that you disappear inside your own event horizon. (assume that the your weight is 50 kg)

Using the free-body diagram, calculate the net force acting on the sled. is the sled in a state of dynamic equilibrium?