How many rows are on a periodic table?
What is 7?
What is the 37th element on the periodic table?
what is Rubidium?
What is the building block of all matter?
What is an atom?
What is the speed of a wave called?
what is Frequency?
This wave must travel through a medium
what is a mechanical wave
How many groups are on a periodic table?
What is 18?
what is the 27th element?
what is cobalt?
what is the middle of an atom called?
what is the nucleus?
What is the height of a wave called?
what is amplitude?
Whaves that do not need a medium to travel?
what are electromagnetic waves?
how many elements are on the periodic table?
what is 118?
what is the 7th element?
what is nitrogen?
what are positivly charged particles in the nucleus?
what are protons?
What is the top of a wave called?
what is crest?
What is the highest point of a wave?
what is the crest?
what element on the periodic table has the highest atomic mass?
what is uranium?
what is the 11th element?
what is sodium?
what are negitivly charged perticals found outside the nucleus?
what are Electons?
What is te bottom of a wave called?
what is the trough?
what is the speed ofa wave?
what is frequency?
what element on the periodic table has the lowest atomic mass?
what is hydrogen?
what is the 19th element?
what is potasium?
What particals in the nucleus with no charge?
what are neutrons?
what is the middle of a wave called?
what is the rest line?
This tells you the length of a wave
What is wave length?