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Can there be a time-temperature graph as follows? Justify your answer.

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प्रश्न

Can there be a time-temperature graph as follows? Justify your answer.

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उत्तर

This can be a time-temperature graph, as the temperature can increase with the increase in time.

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 13: Introduction to Graphs - EXERCISE 13.1 [पृष्ठ १६३]

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एनसीईआरटी Mathematics [English] Class 8
अध्याय 13 Introduction to Graphs
EXERCISE 13.1 | Q 7. (i) | पृष्ठ १६३

संबंधित प्रश्न

The following line graph shows the yearly sales figures for a manufacturing company.

  1. What were the sales in (i) 2002 (ii) 2006?
  2. What were the sales in (i) 2003 (ii) 2005?
  3. Compute the difference between the sales in 2002 and 2006.
  4. In which year was there the greatest difference between the sales as compared to its previous year?

Use the tables below to draw linear graphs.

The number of days a hill side city received snow in different years.

Year 2003 2004 2005 2006
Days 8 10 5 12 

Can there be a time-temperature graph as follows? Justify your answer.


The following table shows the sales of a commodity during the years 2000 to 2006.

Years: 2000 2001 2002 2003 2004 2005 2006
Sales (in lakhs of Rs): 1.5 1.8 2.4 3.2 5.4 7.8 8.6

Draw a graph of this information.


Draw the temperature-time graph in each of the following cases:

Time (in hours): 7:00 9:00 11:00 13:00 15:00 17:00 19:00 21:00
Temperature (°F) in: 100 101 104 102 100 99 100 98

Find out from the growth chart

  • Will the plant keep growing all the time? What will be its length on the 100th day? Make a guess!

Which graphs of the following represent the table below?

Length of Side of a Square 1 2 3 4 5
Perimeter 4 8 12 16 20

Study the given graph and complete the corresponding table below.


Plot a line graph for the variables p and q where p is two times q i.e, the equation is p = 2q. Then find.

  1. the value of p when q = 3
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As part of his science project, Prithvi was supposed to record the temperature every hour one Saturday from 6 am to midnight. At noon, he was taking lunch and forgot to record the temperature. At 8:00 pm, his favourite show came on and so forgot again. He recorded the data so collected on a graph sheet as shown below.

  1. Why does it make sense to connect the points in this situation?
  2. Describe the overall trend, or pattern, in the way the temperature changes over the time period shown on the graph.
  3. Estimate the temperature at noon and 8 pm.

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