Science
Space Systems & Earth's History
Language
8–11 yrs
Earth & Space Vocabulary
地球与太空词汇
Description
Use technical vocabulary for Earth's motion and the wider universe — rotation, revolution, axis, tilt, orbit, light year, gravitational force, atmosphere, lunar phases, waxing, waning, solstice, equinox, eclipse — and apply these when explaining day and night, the seasons, and the Moon's phases
Mastery Evidence
- Use 'rotation' and 'revolution' correctly to describe Earth's two distinct types of movement and explain what each causes
- Use 'waxing' and 'waning' to describe the Moon's phases and explain what causes them
- Apply 'solstice' and 'equinox' correctly when explaining why seasons exist and why day length varies
Assessment Prompt
Can your child explain the difference between the Earth rotating and the Earth orbiting the Sun — using the actual science words 'rotation' and 'revolution'?
Prerequisites 0
No prerequisites (entry-level topic)
