Timeline and | Class 6 Social Science Notes
By ConceptScroll Team · Published on 17 July 2026 · 4 min read
Timeline and – this guide gives you a concise, exam-ready overview of Timeline and from Class 6 Social Science, written by ConceptScroll editors and reviewed against the latest NCERT textbook.
What Are the Sources of History?
Sources of history are places, people, texts, or objects from which we gather information about past events or periods. To understand history, historians collect data from various sources such as family records, photographs, diaries, old coins, books, clothes, jewellery, utensils, old houses, and buildings. Each object or structure tells a story and acts like a piece of a jigsaw puzzle, helping reconstruct historical events. Historians, archaeologists, epigraphists (who study ancient inscriptions), anthropologists, literature and language experts, and scientists contribute to gathering and interpreting these sources. Scientific studies, including ancient climate analysis, chemical examination of excavated materials, and genetic studies of ancient people, have recently enhanced historical understanding. For recent history, newspapers and electronic media are also valuable sources. Historians critically evaluate sources, comparing and contrasting them to reconstruct the most accurate history possible.
📊 Diagram: An illustration shows various sources of history including old coins, inscriptions, ancient tools, and manuscripts, highlighting the diversity of materials historians analyze to understand the past (See figure_10).
🧪 Activity: Collect information about at least three generations of your family, create a family tree, and note the sources of your information such as photographs, diaries, or oral memories.
🔗 Connection: This section leads to exploring the beginnings of human history by understanding how sources help reconstruct early human life.
Frequently asked questions
1. How do we measure historical time? 2. How can various sources help us understand history? 3. How did early humans live?
1. Historical time is measured using various calendars and timelines. Societies have used events such as the birth of important persons or the reign of rulers to mark eras. The Gregorian calendar is commonly used worldwide, counting years as CE (Common Era) and BCE (Before Common Era). Timelines help us understand the sequence of events.
2. Various sources such as fossils, tools, pots, bones, and remains help us understand history. Different experts like geologists, palaeontologists, anthropolo
As a project, write the history of your family (or village if you live in one), using sources of history at your disposal. Ask your teacher to guide you.
This is a project-based question requiring the student to research and write the history of their family or village using available historical sources such as oral histories, documents, photographs, and artifacts. The student should consult their teacher for guidance on how to collect and organize information. The answer will vary depending on the student's background and research.
Can we compare historians to detectives? Give reasons for your answers.
Yes, historians can be compared to detectives because both investigate and gather evidence to reconstruct past events. Historians analyze sources such as documents, artifacts, and oral histories to understand what happened in the past, just as detectives collect clues and evidence to solve a case. Both require critical thinking, careful examination of evidence, and drawing conclusions based on facts.
A few exercises with dates: - Place these dates chronologically on the timeline: 323 CE, 323 BCE, 100 CE, 100 BCE, 1900 BCE, 1090 CE, 2024 CE. - If King Chandragupta was born in 320 CE, which century did he belong to? And how many years was that after the Buddha’s birth? - Rani of Jhansi was born in 1828. Which century did she belong to? How many years was that before India’s Independence? - Turn ‘12,000 years ago’ into a date.
1. Chronological order of dates:
- 1900 BCE
- 323 BCE
- 100 BCE
- 100 CE
- 320 CE (King Chandragupta's birth year)
- 323 CE
- 1090 CE
- 1828 CE (Rani of Jhansi's birth year)
- 2024 CE
2. King Chandragupta was born in 320 CE, which is in the 4th century CE (since 1st century CE is 1-100 CE, 4th century CE is 301-400 CE).
The Buddha is believed to have been born around 563 BCE. To find how many years after Buddha’s birth Chandragupta was born:
- From 563 BCE to 1 BCE = 562 years
- From 1 CE to 3
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