Question-Based on the best-for curvy you put on your graph, what is the proportional relationship between distance and time? Explain, in your own words, what the relationship means.

What is the acceleration of a spaceship that is initially at rest and then speeds up to 220 m/s in 20 seconds

Explain why electric current cannot exist if a current doesn't have a voltage source.

Three resistors are connected in series across a 15-v power supply. if the potential drops across resistors 1 and 2 are 4.1 volts and 3.1 volts, what is the exact potential drop (in volts) across resistor 3?