Electricity Active Recall QUESTIONS:
1. What is electric current?
2. What is the equation for charge using
current?
3. What is conventional current defined
as?
4. What is current measured with?
5. How should an ammeter be connected
to a circuit?
6. What is potential difference?
7. What is potential difference measured
with?
8. How is a voltmeter placed in a circuit?
9. What is the definition of resistance?
10.What is the equation of resistance
using current and voltage?
11.What does a high resistance mean for
current? And vice versa?
12.What is ohms law?
13.What equation represents ohms law?
14.How can you investigate the relation
between potential difference and
current across an electrical
component?
15.What can you see on a graph of
current against potential difference or
vice versa to see if a component obeys
ohms law?
16.As potential difference increase so
does what else?
17.For an ohmic conductor like a resistor,
what does the IV graph look like?
18.Why does the ohmic conductor graph
look that way?
19.For a semi conductor diode, what does
the IV graph look like?
20.Why does the semi conductor diode
graph look that way?
21.For a filament lamp, what does the IV
graph look like?
22.Why does the filament lamp graph
look that way?
23.Why in terms of electrons, is there
resistance and heating within a wire or
component?
24.What is the equation of resistivity?
25.What is resistivity?
26.What impact does a longer wire have
on resistance?
27.What impact does a thicker wire have
on resistance?
28.What factor is resistivity dependent
on?
1. What is electric current?
2. What is the equation for charge using
current?
3. What is conventional current defined
as?
4. What is current measured with?
5. How should an ammeter be connected
to a circuit?
6. What is potential difference?
7. What is potential difference measured
with?
8. How is a voltmeter placed in a circuit?
9. What is the definition of resistance?
10.What is the equation of resistance
using current and voltage?
11.What does a high resistance mean for
current? And vice versa?
12.What is ohms law?
13.What equation represents ohms law?
14.How can you investigate the relation
between potential difference and
current across an electrical
component?
15.What can you see on a graph of
current against potential difference or
vice versa to see if a component obeys
ohms law?
16.As potential difference increase so
does what else?
17.For an ohmic conductor like a resistor,
what does the IV graph look like?
18.Why does the ohmic conductor graph
look that way?
19.For a semi conductor diode, what does
the IV graph look like?
20.Why does the semi conductor diode
graph look that way?
21.For a filament lamp, what does the IV
graph look like?
22.Why does the filament lamp graph
look that way?
23.Why in terms of electrons, is there
resistance and heating within a wire or
component?
24.What is the equation of resistivity?
25.What is resistivity?
26.What impact does a longer wire have
on resistance?
27.What impact does a thicker wire have
on resistance?
28.What factor is resistivity dependent
on?
