In order to use the pythagorean theorem to find the magnitude of a resultant vector, which must be true regarding the two initial vectors? a)they form a 90 degree angle. b)they are equal in magnitude. c)they have the same directions. d)they are parallel to one another.

Awalk up the phase change graph worksheet

Acar traveling at 22 m/s starts to decelerate steadily. it comes to a complete stop in 15 seconds. what is it’s acceleration?

Which statement correctly describes the current in a circuit that is made up of any two resistors connected in parallel with a battery? a. the current in the battery and in each resistor is the same b. the current the battery equals to the sum of the currents in the resistors c.the current in the battery is less than the current in either resistor d. the current in the battery equals to the product of the currents in the resistors