The position of a car as a function of time is given by < = (55 m) +(-5.5 m/s)t +(-9 m/s?)t2. Part A
What is the initial position of the car?

When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical

Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 2 s. what is your acceleration?

Consider a hydrogen atom in the ground state. what is the energy of its electron? =e= jj now consider an excited‑state hydrogen atom. what is the energy of the electron in the =5n=5 level? =e5= j