Science
Space Systems & Earth's History
Procedural
10–11 yrs
Shadows
影子
Description
Represent data in graphical displays to reveal patterns of daily changes in shadow length and direction, day and night cycles, and seasonal star patterns
Mastery Evidence
- Measure and record shadow length and direction at different times of day
- Create a graph showing how shadow length changes throughout the day
- Connect shadow patterns to the sun's apparent position and Earth's rotation
Assessment Prompt
Can your child measure their shadow at different times of day, plot it on a chart, and explain why it's longest in the morning and evening but shortest at midday?
Prerequisites 2
How Shadows Form
了解影子形成的知识有助于测量和绘制影子变化的图表
Earth's rotation and day/night
必须先理解地球自转,再绘制由此引起的影子变化规律图
Unlocks 0
No follow-up topics