HELP The earliest multi celled organisms on Earth were:
a
Bacteria
b
Vertebrates
c
Invertebrates
d
Plants

When a neutral charge, comes into contact with a positive charge they repel each other nothing happens the neutral charge becomes negative they attract each other

Astudent looks at ocean waves coming into the beach. an ocean wave with more energy will a) have a greater height. b) have a greater period. c) travel toward the beach faster. d) strike the beach with greater frequency.

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?