Ahot-air balloon is descending at a rate of 1.9 m/s when a passenger drops a camera. if the camera is 49 m above the ground when it is dropped, how much time does it take for the camera to reach the ground?

Two point charges are on the y axis. a 3.90-µc charge is located at y = 1.25 cm, and a -2.4-µc charge is located at y = −1.80 cm. (a) find the total electric potential at the origin. v (b) find the total electric potential at the point whose coordinates are (1.50 cm, 0). v

Marcella is a four-year-old girl who is a victim of emotional child abuse. based on the child and family services improvement and innovation act of 2011, which action should the government take for marcella? a. the state should arrest marcella’s abuser. b. the state should find a home for marcella as soon as possible. c. the state should enforce stricter laws in the area where marcella resides. d. the state should provide medical assistance to marcella.

Which of the following bonds would be most polar? a. c-i b. c-br c. c-cl d. c-f e. c-o