Answer:
33
Explanation:
bromine has 35 electrons . But if it has a plus 2 charge instead of adding 2 electrons you would subtract. it is opposite. so it would have 33 electrons .
Answer: Water Particles!
Explanation: You are correct! Water particles help the sound waves to travel back and forth.
Answer:
Motion is defined as a change of position. How we perceive motion depends on our frame of reference. Frame of reference refers to something that is not moving with respect to an observer that can be used to detect motion.
Explanation: