Electrochemical cells

What is an electrolyte?

• The liquid part of the electrochemical cell

• The metal part of the electrochemical cell

• The part that measures the voltage in an electrochemical cell

Tags

NGSS.HS-PS2-5

What is a voltmeter?

• The liquid part of the electrochemical cell

• The metal part of the electrochemical cell

• The part that measures the voltage in an electrochemical cell

How do you complete the circuit when using 2 half-cells?

• acid bridge

• base bridge

• salt bridge

Tags

NGSS.HS-PS2-5

Different pairs of metals produce different voltages.

• True

• False

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

The circuit must be complete for the electrons to flow.

• True

• False

What is the name of the negative contact of a battery?

• Anode
• Diode
• Cathode
• Monode

What is the positive contact of the battery called?

• Anode
• Diode 
• Cathode
• Monode

Which way do electron flow?

• Positive to negative
• Negative to positive
• Negative to Negative
• Positive to Positive

Energy cannot be destroyed.

• True 
• False

Tags

NGSS.HS-PS3-2

Energy can be created.

• True
• False