Science · Grades 4–8
Earth, the Moon and changing viewpoints · Revision card
Rotation is spinning about an axis; an orbit is a path around another body.
Understand the idea
Rotation and orbit differ
Rotation is spinning about an axis; an orbit is a path around another body.
Seasons involve tilt
Earth’s axial tilt changes the angle and duration of sunlight through the year.
Phases are a viewpoint effect
Except during eclipses, sunlight lights about half the Moon; the visible lit portion changes.
Worked examples
Earth's daily rotation mainly explains
Different parts of Earth turn toward and away from sunlight.
the cycle of day and night
The main cause of Earth's seasons is
Tilt changes sunlight angle and day length.
axial tilt during Earth's orbit
Explain without looking
- Which is a sound safety rule for a classroom Sun discussion?
Further reading and review references
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Preview material · independent educational review required. Grade bands are approximate, not official curriculum alignment.