Physical properties of water Practice exercise 4

A family in Nakuru stores water from a shallow well. After two days, it smells like rotten eggs. What is the most likely cause?

A church in Nakuru stores water from a shallow well. After two days, it smells like rotten eggs. What is the most likely cause?  (1 mark)

A church in Nakuru stores water from a shallow well. After two days, it smells like rotten eggs. What is the most likely cause?  (1 mark)

A family in Kakamega notices that beans take longer to cook when they use borehole water instead of rainwater. What is the most likely reason?

A family in Kakamega notices that tea take longer to cook when they use borehole water instead of rainwater. What is the most likely reason?  (1 mark)

A family in Kakamega notices that tea take longer to cook when they use borehole water instead of rainwater. What is the most likely reason?  (1 mark)

Pupils at a school in Kitui complain that the drinking water from the well tastes bitter. What is the likely cause?

Pupils at a school in Kitui complain that the drinking water from the well tastes bitter. What is the likely cause?  (1 mark)

Pupils at a school in Kitui complain that the drinking water from the well tastes bitter. What is the likely cause?  (1 mark)

The diagram below shows two glasses of water. Which glass most likely contains pure water?

The diagram below shows two glasses of water. Which glass most likely contains pure water?  (1 mark)

The diagram below shows two glasses of water. Which glass most likely contains pure water?  (1 mark)

The diagram below shows two glasses of water. Which glass most likely contains pure water?  (1 mark)

The diagram below shows two jars of water collected from different sources. Which is the best explanation for the colour of Jar B?

The diagram below shows two jars of water collected from different sources. Which is the best explanation for the colour of Jar B?  (1 mark)

The diagram below shows two jars of water collected from different sources. Which is the best explanation for the colour of Jar B?  (1 mark)

A family in Kericho notices that tea prepared with tap water looks darker and forms a film on top of the cup. What is the cause?

A tea vendor in Kericho notices that tea prepared with tap water looks darker and forms a film on top of the cup. What is the cause?  (1 mark)

A tea vendor in Kericho notices that tea prepared with tap water looks darker and forms a film on top of the cup. What is the cause?  (1 mark)

In a rural village, women complain that ugali takes unusually long to cook when using well water. What explains this?

In a rural village, women complain that ugali takes unusually long to cook when using well water. What explains this?  (1 mark)

In a rural village, women complain that ugali takes unusually long to cook when using well water. What explains this?  (1 mark)

A family in Eldoret notices that water boils before food is well cooked, even when using mineral-rich borehole water. What explains this?

Maria notices that water boils before food is well cooked, even when using mineral-rich borehole water. What explains this? (1 mark)

Maria notices that water boils before food is well cooked, even when using mineral-rich borehole water. What explains this? (1 mark)

Residents of Mombasa report that water stored in underground tanks smells unpleasant after several days. Which cause is most likely?

Residents of Mombasa report that water stored in underground tanks smells unpleasant after several days. Which cause is most likely?  (1 mark)

Residents of Mombasa report that water stored in underground tanks smells unpleasant after several days. Which cause is most likely?  (1 mark)

The table below shows observations made from four water samples collected from different Kenyan sources: SampleObservation AClear, colourless, no smell BBitter taste, slightly cloudy CRotten egg smell, clear DBrownish colour, visible particles Which sample most likely represents hard borehole water rich in magnesium salts?

The table below shows observations made from four water samples collected from different Kenyan sources. Which sample most likely represents hard borehole water rich in magnesium salts? (1 mark) Sample Observation A Clear, colourless, no smell B Bitter taste, slightly cloudy C Rotten egg smell, clear D Brownish colour, visible particles

The table below shows observations made from four water samples collected from different Kenyan sources. Which sample most likely represents hard borehole water rich in magnesium salts? (1 mark) Sample Observation A Clear, colourless, no smell B Bitter taste, slightly cloudy C Rotten egg smell, clear D Brownish colour, visible particles

The table below shows observations made from four water samples collected from different Kenyan sources. Which sample most likely represents hard borehole water rich in magnesium salts? (1 mark) Sample Observation A Clear, colourless, no smell B Bitter taste, slightly cloudy C Rotten egg smell, clear D Brownish colour, visible particles