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Nuffield Free-Standing Mathematics Activity Matching graphs and scenarios - PowerPoint PPT Presentation

Nuffield Free-Standing Mathematics Activity Matching graphs and scenarios. Measurements from real-life situations give different shapes of graph. Measuring pulse rate. Using the cards, match each scenario with its graph. 100. 0. 160. Conversion graph (miles against kilometres). miles.

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Matching graphs and scenarios

Measurements from real-life situations give different shapes of graph.

Measuring pulse rate

Using the cards, match each scenario with its graph.

0

160

Conversion graph (miles against kilometres)

miles

kilometres

2

Graph showing 100 mile journey

Distance travelled

(miles)

0

Time

(hours)

0

5

Graph showing amount of oil in tank

Amount

(litres)

(days)

Time

20

0

60

Graph showing temperature of water

Temperature

(C)

(minutes)

Time

– 20

Temperature

(C)

30

Time

(minutes)

32

0

100

Conversion graph (F against C)

Temperature

(F)

(C)

Temperature

0

Graph showing vehicle travelling at a steady speed before an emergency stop

Speed

(mph)

(seconds)

Time

0

5

Graph showing depth of water in bath

Depth

(cm)

Time

(minutes)

0

10

Graph showing vehicle setting off from junction

Speed

(mph)

(seconds)

Time

0

10

Graph showing growth of a plant

Height

(cm)

(weeks)

Time

0

50

Graph showing heart rate in exercise

Heart rate

(beats/minute)

(minutes)

Time

(ml)

Amount

200

0

50

(seconds)

Time

When interpreting a graph, which key features are useful?

Describe a real situation that would give a linear graph.

Describe a real situation that would give a curved graph.

Describe a real situation that would give a graph with more than one section (straight or curved).