Which are true about beta reactions? there will be more than one answer. a. it has no change b. it doesn't change the mass of the number c. it has a mass of 0.0005 atoms d. it causes transmutation.

prolly a beacuse the momentuem the car has increases while going down hill

what is the speed of a softball that travels 20m in 2secs

speed = 20/2 = 10 m/s

beta is electron from nucleus

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

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.