Which statement is correct

1
Which statement is correct?
a
V
b

• (green) Va - Vb V
• (orange) Va-Vb gt V
• (red) Va-Vb lt V
• (pink) Va Vb

2
Which battery is working the hardest?
2R
R
V
V
2R
R
2V
2V
3
What will happen when the steel wool is added in
series?

• (green) the lightbulb will go dark and the wool
  will light
• (red) nothing
• (orange) the lightbulb will go dark and the wool
  will not light
• (pink) the battery will explode