Answer:
A closed circuit doesn't allow the flow of electrons. an open circuit does. example: if you turn off a switch in your house. you 'broke the circuit it is closed.
They are alike because both tell what was the truth about somthing.
Ozone would be the secondary pollutant because it is caused when two primary pollutants react. Hope this helps!
Answer:
B. Ice gains heat becomes liquid, gains more heat, and forms a gas.
Explanation:
Answer:
The new amino acid may be the same as the original amino acid or it may be different.
