Embedded Files
5.9(A) demonstrate that Earth rotates on its axis once approximately every 24 hours and explain how that causes the day/night cycle and the appearance of the Sun moving across the sky, resulting in changes in shadow positions and shapes
5.9(A) demonstrate that Earth rotates on its axis once approximately every 24 hours and explain how that causes the day/night cycle and the appearance of the Sun moving across the sky, resulting in changes in shadow positions and shapes
Key Concepts
Key Concepts
The day and night cycle occurs every 24 hours due to the rotation of the Earth.
The day and night cycle occurs every 24 hours due to the rotation of the Earth.
We can demonstrate that the rotation of the Earth causes the day and night cycle.
We can demonstrate that the rotation of the Earth causes the day and night cycle.
The Sun appears to move across the sky each day due to the rotation of the Earth.
The Sun appears to move across the sky each day due to the rotation of the Earth.
Earth rotates on its axis once approximately every 24 hours, causing the day/night cycle. It also makes the Sun look like it is moving across the sky, but it is the Earth rotating and revolving around the Sun.
Earth rotates on its axis once approximately every 24 hours, causing the day/night cycle. It also makes the Sun look like it is moving across the sky, but it is the Earth rotating and revolving around the Sun.
Fundamental Questions
Fundamental Questions
How many times does Earth rotate on its axis in one year?
How many times does Earth rotate on its axis in one year?
How often does the day and night cycle occur on the Earth?
How often does the day and night cycle occur on the Earth?
Describe the positions of the Earth and Sun when it is daytime. How is this different at nighttime?
Describe the positions of the Earth and Sun when it is daytime. How is this different at nighttime?
On the Earth it looks like the Sun is moving across the sky. Why is this not true?
On the Earth it looks like the Sun is moving across the sky. Why is this not true?
Extend Your Learning
Extend Your Learning
Explore Space:
Explore Space:
NASA partnered with Google to offer a tour of a 3D replica of the Martian surface recorded by the Curiosity rover.
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