When the Earth Shook
12 solved questions from Class 5 EVS, each with the full working. Tap any question to see the step-by-step solution.
- 1 What is the fundamental scientific concept introduced in the chapter 'When the Earth Shook'? medium MCQ Key Concept & Definition
- 2 Which of the following is an important application or observation related to 'When the Earth Shook'? easy MCQ Practical Application
- 3 What primary question does the chapter 'When the Earth Shook' aim to answer? medium MCQ Core Scientific Inquiry
- 4 Why is the study of 'When the Earth Shook' essential for students in class-5? hard MCQ Importance & Significance
- 5 Which key practice is recommended while studying topics in 'When the Earth Shook'? medium MCQ Scientific Method
- 6 What is the primary topic or theoretical principle explored in 'When the Earth Shook' (Class 5 EVS)? medium MCQ Chapter Core Principle
- 7 Which key mechanism or analytical rule is highlighted in 'When the Earth Shook'? medium MCQ Key Analytical Mechanism
- 8 A seismograph records a seismic wave that travels at 6 km/s. If the wave takes 30 seconds to reach the seismograph from the epicentre, how far is the epicentre from the seismograph? Provide the calculation. hard 3 marks Seismic wave speed calculation
- 9 Which of the following is a common sign that an earthquake may occur soon? (a) Birds flying erratically, (b) Rainfall, (c) Traffic congestion, (d) More trees easy MCQ 1 mark Signs of impending earthquake
- 10 A seismograph records a seismic wave that travels at 4,km/s. If the wave takes 45 seconds to reach the seismograph from the epicentre, how far is the epicentre from the seismograph? Show your calculation. medium 2 marks Distance–time calculation for seismic waves
- 11 Which of the following is a common sign that an earthquake may happen soon? (a) Animals behaving unusually, (b) Increase in temperature, (c) Light rain, (d) Traffic jams easy MCQ 1 mark Earthquake early warning signs
- 12 An earthquake releases energy equal to 5×10^14,J. Convert this energy to megatons of TNT (1 megaton =4.184×10^15,J). Provide the answer in megatons to two decimal places. hard 5 marks Energy conversion from joules to megatons