Can there be a time temperature graph as follows? Justify you're answer:
Solution and Explanation
(i) This can be a time-temperature graph, as the temperature can increase with the increase in time.
(ii) This can be a time-temperature graph, as the temperature can decrease with the decrease in time.
(iii) This cannot be a time-temperature graph since different temperatures at the same time are not possible.
(iv) This can be a time-temperature graph, as same temperature at different times is possible.
Top Questions on Introduction to Graphs
- Data Visualization helps in:
(A) Understanding results of analysis
(B) Connect to database
(C) Perform operations on file
(D) Visualize variation
(E) Show relation between variables
Choose the correct answer from the options given below :- CUET (UG) - 2023
- Computer Science
- Introduction to Graphs
- Which graph is called "correlation plots" also :
- CUET (UG) - 2023
- Computer Science
- Introduction to Graphs
- A courier-person cycles from a town to a neighboring suburban area to deliver a parcel to a merchant. His distance from the town at different times is shown by the following graph.
- What is the scale taken for the time axis?
- How much time did the person take for the travel?
- How far is the place of the merchant from the town?
- Did the person stop on his way? Explain.
- During which period did he ride fastest?
- CBSE Class VIII
- Mathematics
- Introduction to Graphs
- Use the tables below to draw linear graphs.
(a) The number of days a hill side city received snow in different years.Year 2003 2004 2005 2006 Days 8 10 5 12 (b) Population (in thousands) of men and women in a village in different years.
Year 2003 2004 2005 2006 2007 Number of men 12 12.5 13 13.2 13.5 Number of women 11.3 11.9 13 13.6 12.8 - CBSE Class VIII
- Mathematics
- Introduction to Graphs
- The following graph shows the temperature forecast and the actual temperature for each day of a week.
- On which days was the forecast temperature the same as the actual temperature?
- What was the maximum forecast temperature during the week?
- What was the minimum actual temperature during the week?
- On which day did the actual temperature differ the most from the forecast temperature?
- CBSE Class VIII
- Mathematics
- Introduction to Graphs
Questions Asked in CBSE Class VIII exam
- What are the two different ideas about why so few animals were killed in the tsunami? Which idea do you find more believable?
- CBSE Class VIII
- The Tsunami
Look at picture 1 and recall the opening lines of the original song in Hindi. Who is the singer? Who else do you see in this picture?
- CBSE Class VIII
- Glimpses of the past
- In the following situations identify the agent exerting the force and the object on which it acts. State the effect of the force in each case.
1. Squeezing a piece of lemon between the fingers to extract its juice.
2. Taking out paste from a toothpaste tube.
3. A load is suspended from a spring while its other end is on a hook fixed to a wall.
4. An athlete making a high jump to clear the bar at a certain height.- CBSE Class VIII
- Contact Forces
Fill in the blanks using the correct form of the verbs in brackets.
My little sister is very naughty. When she ____ (come) back from school yesterday, she had _____(tear) her dress. We _____(ask) her how it had _____(happen). She ______(say) she _____ _____ (have, quarrel) with a boy. She _____ _____ (have, beat) him in a race and he _____ ____ (have, try) to push her. She _____ ____ (have, tell) the teacher and so he _____ _____ (have, chase) her, and she _____ _____ (have, fall) down and _____ _____ (have, tear) her dress.
- CBSE Class VIII
- The Best Christmas Present in the world
- Simplify.
(i) (x2– 5) (x + 5) + 25
(ii) (a2+ 5) (b3+ 3) + 5
(iii) (t + s2) (t2 – s)
(iv) (a + b) (c – d) + (a – b) (c + d) + 2 (ac + bd)
(v) (x + y) (2x + y) + (x + 2y) (x – y)
(vi) (x + y) (x2– xy + y2)
(vii) (1.5x – 4y) (1.5x + 4y + 3) – 4.5x + 12y
(viii) (a + b + c) (a + b – c)- CBSE Class VIII
- Multiplying a Polynomial by a Polynomial