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WorksheetsPrimary and Secondary Cells
Total questions: 18
Worksheet time: 12mins
State the difference between a primary and secondary cell.
A primary cell can be recharged, while a secondary cell cannot.
A primary cell is used in high-drain devices, while a secondary cell is not.
A primary cell is non-rechargeable, while a secondary cell is rechargeable.
A primary cell is more environmentally friendly than a secondary cell.
A ‘battery’ is made up of a number of single cells connected in:
series
parallel
Series only
Parallel only
What are the basic units that store and provide electrical energy through chemical reactions?
The basic units that store and provide electrical energy through chemical reactions are batteries.
The basic units that store and provide electrical energy through chemical reactions are capacitors.
The basic units that store and provide electrical energy through chemical reactions are resistors.
The basic units that store and provide electrical energy through chemical reactions are transformers.
Which type of cells are non-rechargeable?
Primary cells
Secondary cells
Which type of cells are rechargeable?
Primary cells
Secondary cells
Primary cells generate electrical energy through ________ chemical reactions.
irreversible
reversible
cyclic
spontaneous
Once depleted, primary cells can be recharged. True or False?
True
False
What are secondary cells?
Cells that can be recharged
Cells that cannot be recharged
Cells used in primary circuits
Cells that are disposable
Which of the following devices commonly use secondary cells?
Mobile phones
Laptops
Cordless drills
All of the above
True or False: Secondary cells can only be used once and then disposed of.
True
False
What makes secondary cells environmentally friendly?
They can be recharged and reused multiple times.
They are made from biodegradable materials.
They do not contain any harmful chemicals.
They are cheaper to produce than primary cells.
Fill in the blank: Connecting four 1.5V cells in series would produce a total voltage of ___.
6V
3V
9V
12V
What is a common use for cells connected in series?
What is the total capacity of five 1.5V cells with 1000mAh each when connected in parallel?
1.5mAh
5000mAh
50mAh
50000mAh
True or False: In a parallel connection, the voltage remains the same as a single cell.
True
False
Polarity refers to the orientation of the electrical terminals in a circuit, indicating the direction of (a) flow.
In a battery, which terminal is the point where current flows out?
The terminal where current flows out in a battery is the positive terminal.
The terminal where current flows out in a battery is the negative terminal.
The terminal where current flows out in a battery is the neutral terminal.
The terminal where current flows out in a battery is the ground terminal.
Explain the battery makeup and connections.
The battery is made up of cells connected in series or parallel.
The battery is made up of a single cell only.
The battery is made up of cells connected in a random order.
The battery is made up of cells connected only in series.
