Please select the word from the list that best fits the definition Equal to -9.8 m/s2, if up is the positive direction
freefall
acceleration due to gravity
freefall velocity

What is the difference between electrically neutral objects and electrically charged objects

Which type of microscope would allow the viewer to see ribosomes inside a cell?

Aresistor with an unknown resistance is connected in parallel to a 9 ω resistor. when both resistors are connected in parallel to an emf source of 21 v, the current through the unknown resistor is measured with an ammeter to be 4 a. what is the resistance of the unknown resistor? answer in units of ω.