Spiral, elliptical, irregular, and barred spiral are descriptions of different shapes of . A.
orbits
B.
solar systems
C.
galaxies
D.
stars

beta is electron from nucleus

something from nucleus has changed, but charge must be same for cons of charge

dec 23, 2016 - a load of bricks weighing 680 n a distance of 10 m across a parking lot. if if the worker pushes the cart with a constant force of 209 n, what work= force x distance = 220 n x 10 m = 2200 n.m = 2200 j i don't know where the person got it from, but the initial part, work= force x distance me.