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The Earth in Space Chapter 1 Section 2. The Sun The Sun’s heat sustains life on our planet. 8 planets revolve around the Sun. The Earth is the 3 rd planet.

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Presentation on theme: "The Earth in Space Chapter 1 Section 2. The Sun The Sun’s heat sustains life on our planet. 8 planets revolve around the Sun. The Earth is the 3 rd planet."— Presentation transcript:

1 The Earth in Space Chapter 1 Section 2

2 The Sun The Sun’s heat sustains life on our planet. 8 planets revolve around the Sun. The Earth is the 3 rd planet from the Sun. The Sun is made of mostly hot gases

3 The Solar System Each planet orbits the Sun Each path they travel are Ellipses. Earth make one trip around the Sun in 365 1/4 days.

4 Orbit A planets individual path around the Sun.

5 Ellipses Stretched out circles

6 Earth The atmosphere helps to support life on earth. The Earth’s nearest neighbor in the Solar System is the Moon.

7 Atmosphere Nitrogen and Oxygen make up 99% of the atmosphere. Humans and animals need oxygen to breathe.

8 Earth’s Movement The Earth rotates on its axis (an imaginary line running from north to south pole) The Earth takes 24 hours to spin once on its axis.

9 Summer Solstice The day with the most hours of sunlight

10 Winter Solstice The day with the fewest hours of sunlight

11 Equinoxes When the day and night are of equal length, spring and fall.


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