When a child fires an air gun that discharges a 0.35 g steel pellet at a velocity of 162 km/h, what is the wavelength in meters of the pellet?

What is the mass of the same rock on the earth

For which pair of objects would adding the same a

Balloon a has charge q, and identical mass balloon b has charge 10q. you hang them from threads near each other. choose all of the statements with which you agree. check all that apply. a. a and b exert the same magnitude forces on each other. b. the force that a exerts on b is 10 times the force that b exerts on a. c. the angle between the thread supporting a and the vertical is < the angle between the thread supporting b and the vertical. d. the force that a exerts on b is 1/10 the force that b exerts on a.