Topic 5

Question 1

Who discovered animal electricity?

Answer 1

Luigi Galvani

Question 2

What are the names of the two people who discovered Portable power/ Batteries?

Answer 2

Luigi Galvani & Alessandro Volta

Question 3

What are the 3 components of a voltaic pile?

Answer 3

zinc, copper & electrolyte

Question 4

What is another term used for Electrochemical cell?

Answer 4

voltaic cell

Question 5

Name the components of an electrochemical cell

Answer 5

Cathode&Anode(Electrodes), Conducting wire, solution for both the cathode and anode (Electrolytes), and a salt bridge between the solutions/electrolytes.

Question 5

What is an Electrode?

Answer 5

The two metals in a voltaic or electrochemical cell (Cathode & Anode)

Question 6

What is an Electrolyte?

Answer 6

A substance that conducts an electric current, and in which the electrodes are placed.

Question 7

Wet cells use ______ ____________, Car batteries contain several wet cells.

Answer 7

Liquid Electrolytes

Question 8

Dry cells use ______, ______, or _______ solid electrolytes

Answer 8

Paste, Plastic or Ceramic

Question 9

Can a primary cell be recharged?

Answer 9

No

Question 10

Can a secondary cell be recharged?

Answer 10

Yes