What is Earth in Year 4 Science (KSSR)?
The Earth pulls all objects towards its centre through gravitational force. This chapter also explains why day and night occur: the Earth rotates on its own axis once every 24 hours, causing the side facing the Sun to experience day, while the side facing away experiences night.
Chapter Summary
The Earth pulls all objects towards its centre through gravitational force. This chapter also explains why day and night occur: the Earth rotates on its own axis once every 24 hours, causing the side facing the Sun to experience day, while the side facing away experiences night.
What You Will Learn
- Earth's gravitational force
- Weight vs mass
- Gravity is invisible but its effects can be felt
- Earth's rotation on its axis (24 hours)
- Reason for day and night
- Position of the Sun — morning, noon, evening
- Shadows and their relationship to the Sun's position
7 topics with full-colour infographic notes + labelled diagrams
Unlock Chapter 9 — RM19 →or Try Chapter 1 for Free firstSample Question (Free)
1 of 8 questionsWhat causes day and night to occur?
- The Earth orbits the Sun in one year
- The Earth rotates on its axis in 24 hours✓ Correct answer
- The Moon blocks sunlight
- The Sun moves around the Earth
+7 more questions for this chapter
80 interactive quiz questions across 10 chapters
Frequently Asked Questions
What causes day and night to occur?
The Earth rotates on its axis in 24 hours.
What is taught in the Earth chapter of Year 4 Science?
The Earth pulls all objects towards its centre through gravitational force. This chapter also explains why day and night occur: the Earth rotates on its own axis once every 24 hours, causing the side facing the Sun to experience day, while the side facing away experiences night.
What are the main topics in Earth?
Main topics: Earth's gravitational force; Weight vs mass; Gravity is invisible but its effects can be felt; Earth's rotation on its axis (24 hours); Reason for day and night; Position of the Sun — morning, noon, evening; Shadows and their relationship to the Sun's position.
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