Read the examples below and determine if it describes speed, velocity or acceleration. A bird flying south at 8 mph is

A pick-up truck slows from 60 mph to 25 mph is

A helicopter turns left while maintaining the same speed is

A greyhound can run about18 meters per second is

Geese can fly about 30 miles in 3 hours is

In chemistry, the type of an atom (what element it is) is determined by: a) the number of protons it contains in its nucleus.b) the number of neutrons it contains in its nucleus.c) the number of protons it has in a cloud around the nucleus.d) the number of neutrons it has in a cloud around the nucleus.e) the number of electrons it exchanges with its neighbors.