The correct option is: (C) <span>when one does not have enough resources to satisfy all of one’s wants
Explanation:
Scarcity in Economics is defined as the "unlimited wants and limited resources." If a someone's wants cannot be satisfied because of the limited resources, then it signifies the condition of scarcity. Hence in the options given the only option that satisfies this definition is option C. </span>
J.J. Thomson used a cathode ray tube to discover the electron. Cathode ray tubes are vacuum tubes that contain two electrodes - one on each side. One of the electrodes (the cathode) fires electrons at the other (the anode) when voltage is added to the system.
So I’m gonna answer the first question on the second page:
For P the force is friction and for Q the force is forward thrust resultant force