<div>Water quiz for KS3: John Snow and water contamination #2</div> <div> </div> <div> <div style="padding-bottom: 5px;"><img class="img-auto" style="min-width: 100px; display: block; margin-left: auto; margin-right: auto;" src="3012/CDN/68-3023063/cambridge-water-logo.png" alt="Cambridge Water logo" width="462" height="231" /></div> </div>

What had John Snow not been able to convince people of?

Cholera was transmitted through fluid

Cholera was transmitted through miasma (air)

Cholera was transmitted through touch

John Snow was part of the Epidemiological Society of London. What were they the first to do?

Look for clues, treatments and to study diseases

Look for cures, medicines and to study diseases

Look for cures, treatments and to study diseases

What does ‘class divide’ mean?

The way in which society is split based on what people can access in terms of gender

The way in which society is split based on what people can access in terms of resources and power

The way in which society is split based on what people can access in terms of age

John Snow tested his hypothesis about cholera using a statistical experiment. What is a hypothesis?

A side of a triangle that needs to be tested to prove or disprove it

A small region of the brain that needs to be tested to prove or disprove it

A theory that needs to be tested to prove or disprove it

What were the names of the two water companies who supplied water to the London district that John Snow had worked in?

Southpark & Ford, and Lambeth

Southwark & Vauxhall, and Lewisham

Southwark & Vauxhall, and Lambeth

Which river did the two companies take their water from?

River Cam

River Thames

River Severn

At the time, what three ways was sewerage disposed of?

Cesspools, streets and storm sewers

Cesspools, streets and sewer system

Septic tanks, streets and sewer system

What was pumped into and polluting the River Thames?

Raw sewerage

Chemicals

Toxins

What two water sources did this effect?

Water pumps and the Southwark & Vauxhall Water Company

Water pumps and Lambeth Water Company

Southwark & Vauxhall, and Lambeth Water Company

What was the difference between the water that the two water companies accessed (got)?

Raw sewerage flowed into Lambeth, but not Southwark and Vauxhall

Raw sewerage flowed into Southwark & Vauxhall, but not Lambeth

Raw sewerage flowed into Southwark & Vauxhall, and Lambeth

A classic AB test is to compare two items. What two items did John Snow compare?

River Thames water with Southwark & Vauxhall water

River Thames water with Lambeth water

Southwark & Vauxhall water with Lambeth water

How did John Snow collect his data for his AB test?

Asking questions, official documents and chemical analysis

Questionnaires, official documents and chemical analysis

Asking questions, diaries and chemical analysis

What were the results of John Snow’s AB test?

Lambeth water had four times more salt (Na) than Southwark & Vauxhall water

Southwark & Vauxhall water had four times more water than salt (Na) than Lambeth water

Southwark & Vauxhall water had four times more salt (Na) than Lambeth water

How many deaths did John Snow record in one month?

36 out of 42

38 out of 44

38 out of 42

What was the event in Broad Street on 3rd September 1854 likened to?

The Great Plague of London 1665 - 1666

The Great Fire of London 1666

The English Civil War 1642 - 1651

Water quiz for KS3: John Snow and water contamination #2

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