Electrochemical Cells

Presentation

•

Science

•

9th Grade

•

Practice Problem

•

Easy

Saeeda Bassardien

Used 4+ times

FREE Resource

1 Slide • 11 Questions

electric cells
chapter 2
siyavula 9b

Where does an electric circuit get its energy from?
What is inside a battery?
How can we build our own electric cells?
How does an electric cell supply energy?

Draw

You have already come across electric cells in previous grades when looking at electric circuits. What is the circuit symbol for an electric cell? Draw it in the space below. Indicate the positive and negative terminal.

Open Ended

What is the source of energy in an electric circuit?

Type response here

Open Ended

What is the difference between a CELL and a BATTERY?

Type response here

Open Ended

In Gr. 8 we spoke about the transfer of energy within electrical systems. We can also call an electric cell a system. Write your own definition of a system

Type response here

Multiple Choice

How does a cell generate electricity?

Nuclear fusion

Photosynthesis

Mechanical friction

Chemical reaction involving the movement of electrons

Fill in the Blanks

Multiple Choice

The electrode that gives up electrons is called the...

cathode

catheter

anion

anode

Multiple Choice

What is the purpose of the wire that connects the copper to the zinc?

prevents electrons from moving

allows the electrons to flow freely

keeps the temperature constant

prevents rust

Multiple Choice

Where do the electrons go?

the wire

the electrolyte

Multiple Choice

How do we detect the presence of hydrogen gas?

bubbles forming

rust forming

Labelling

Label the Lemon electrochemical cell

Drag labels to their correct position on the image

electrolytes

electrodes

battery

wire

electric cells
chapter 2
siyavula 9b

Where does an electric circuit get its energy from?
What is inside a battery?
How can we build our own electric cells?
How does an electric cell supply energy?

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Electrochemical Cells

electric cellschapter 2siyavula 9b

electric cellschapter 2siyavula 9b

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