{{asɛmtiNe Ɔkyerɛwfo}} | Nhomakorabea | Nneɛma a ɛma wotumi yɛ ade

Ɛhia

1

The voltage of a battery is the

amount of charge stored in it

the amount of energy it is chemical store

how hard it can push current around a circuit.

How fast current will flow out of a battery

Ɛhia

1

The current in a circuit is

the rate electricity flows around

the rate charges flow around a circuit

the rate electricity flows out of a battery

how rate charges flow out of a battery

Ɛhia

1

The resistance of a component measures

how hard it is to connect

how hard it is for current to flow

the push applied to charges

the rate charges flow through

Ɛhia

1

The units of current are

Amperes

Newtons

Ohms

Volts

Ɛhia

1

The units of resistance are

Joules

Newtons

Ohms

Volts

Ɛhia

1

What is the correct formula Current =

voltage x resistance

voltage ÷ resistance

resistance ÷ voltage

voltage + resistance

Ɛhia

1

What is the correct formula Current =

charge flow + time

charge flow x time

charge flow ÷ time

time ÷ charge flow

Ɛhia

1

In a series circuit the voltage across all the components added together is

larger than the battery’s voltage

smaller than the battery’s voltage

equal to the battery's voltage

Ɛhia

1

In a parallel circuit the voltage across each branch is

larger than the battery’s voltage

smaller than the battery’s voltage

equal to the battery's voltage

Ɛhia

1

In a parallel circuit the current through the battery is

larger than the current through a branch

smaller than the current through a branch

equal to the current through a branch

In an electrical circuit, components can be connected in series or in parallel.

null

Ɛhia

1

Which circuit diagram shows components connected in series?

Ɛhia

1

Name two components in the circuit above that are connected in series.

Ɛhia

1

Name two components in the circuit above that are connected in parallel.

This question is about how we measure current and potential difference (voltage) in the parallel circuit shown below.

null

Figure 3

Ɛhia

3

Describe how you would measure the voltage of the battery in the circuit above.
You can draw a diagram to help you.

Ɛhia

3

Describe how you would measure the current through the battery in the circuit above.
You can draw a diagram to help you.

Ɛhia

2

Ɛhia

2

This question is about the rules for current and voltage in parallel circuits

Ɛhia

3

Add the missing values to the table:

Ɛhia

3

Add the missing values to the table:

This question is about using the equation voltage = current x resistance.

null

Ɛhia

3

Calculate the current through the 36 Ohm resistor.

Ɛhia

3

Calculate the resistance of the motor if the current through it is 2 A.

Ɛhia

4

P10 EOTT - What are parallel circuits?

P10 EOTT - What are parallel circuits?

The voltage of a battery is the

The current in a circuit is

The resistance of a component measures

The units of current are

The units of resistance are

What is the correct formula Current =

What is the correct formula Current =

In a series circuit the voltage across all the components added together is

In a parallel circuit the voltage across each branch is

In a parallel circuit the current through the battery is

Name two components in the circuit above that are connected in series.

Name two components in the circuit above that are connected in parallel.

Describe how you would measure the voltage of the battery in the circuit above. You can draw a diagram to help you.

Describe how you would measure the current through the battery in the circuit above. You can draw a diagram to help you.

Add the missing values to the table:

Add the missing values to the table:

Calculate the current through the 36 Ohm resistor.

Calculate the resistance of the motor if the current through it is 2 A.

Calculate the resistance of the bulb if the current through it is 1.2 A.

The voltage of a battery is the

The current in a circuit is

The resistance of a component measures

The units of current are

The units of resistance are

What is the correct formula Current =

What is the correct formula Current =

In a series circuit the voltage across all the components added together is

In a parallel circuit the voltage across each branch is

In a parallel circuit the current through the battery is

Name two components in the circuit above that are connected in series.

Name two components in the circuit above that are connected in parallel.

Describe how you would measure the voltage of the battery in the circuit above. You can draw a diagram to help you.

Describe how you would measure the current through the battery in the circuit above. You can draw a diagram to help you.

Draw a circuit diagram to show how you would measure the voltage across the resistor in circuit shown in figure 3.

Draw a circuit diagram to show how you would measure the current through the bulb in circuit shown in figure 3.

Add the missing values to the table:

Add the missing values to the table:

Calculate the current through the 36 Ohm resistor.

Calculate the resistance of the motor if the current through it is 2 A.

Calculate the resistance of the bulb if the current through it is 1.2 A.

Draw a circuit diagram to show how you would measure the voltage across the resistor in circuit shown in figure 3.

Draw a circuit diagram to show how you would measure the current through the bulb in circuit shown in figure 3.

Describe how you would measure the voltage of the battery in the circuit above.
You can draw a diagram to help you.

Describe how you would measure the current through the battery in the circuit above.
You can draw a diagram to help you.

Describe how you would measure the voltage of the battery in the circuit above.
You can draw a diagram to help you.

Describe how you would measure the current through the battery in the circuit above.
You can draw a diagram to help you.