Earth, Moon, and the Sun
CBSE · Class 7 · Science
Summary of Earth, Moon, and the Sun for CBSE Class 7 Science. Key concepts, important points, and chapter overview.
Overview
This chapter explores the fascinating movements of Earth in space and how they affect our daily lives. We learn about Earth's rotation and revolution, which create day-night cycles, seasons, and various celestial phenomena including eclipses. Through simple activities and examples, we understand how
Key Concepts
Earth spins on its own axis
Earth spins on its own axis (an imaginary line passing through North and South poles) completing one rotation in 24 hours. When viewed from above the
Earth moves around the Sun
Earth moves around the Sun in a nearly circular path called an orbit, completing one revolution in about 365 days and 6 hours (one year). This movemen
Earth's axis of rotation is not
Earth's axis of rotation is not upright but tilted at an angle with respect to its orbital plane. Earth maintains this tilt as it revolves around the
A solar eclipse occurs when
A solar eclipse occurs when the Moon passes between Earth and the Sun, casting a shadow on Earth's surface. The Moon can block the Sun because their a
A lunar eclipse occurs when Earth
A lunar eclipse occurs when Earth passes between the Sun and Moon, causing Earth's shadow to fall on the Moon. During a total lunar eclipse, the Moon
Learning Objectives
- Understand Earth's rotation and its effects on day-night cycle
- Explain how Earth's revolution around the Sun causes seasonal changes
- Describe the apparent motion of celestial objects from Earth's perspective
- Understand the formation and types of solar and lunar eclipses
- Relate Earth's tilt to seasonal variations in different hemispheres
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What are the important topics in Earth, Moon, and the Sun for CBSE Class 7 Science?
Earth, Moon, and the Sun covers several key topics that are frequently asked in CBSE Class 7 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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