Understand the Sun as the center of our solar system and categorize the 8 planets by their relative positions and characteristics.
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Hook on the Sun's size and importance.
The Sun is actually a star! It is our closest star and is about 100 times bigger than Earth in diameter. The heat it produces keeps Earth at a temperature that makes all life possible.
Explanation of the Sun, its distance, and the AU unit.
The Sun is an extremely hot spherical ball of gases and is the main source of energy on Earth. It glows incredibly brightly and is responsible for our climate, seasons, and weather.
Fill in the blanks about the Sun.
The is an extremely hot spherical ball of gases that provides the Earth with heat and light. To measure massive distances in space, scientists use a special measurement. The average distance between the Earth and our star is defined as one astronomical . Beyond our own solar system, the star nearest to us is called Centauri.
Introduction to planets, revolution vs rotation.
Have you ever looked at a bright point of light in the night sky that doesn't seem to twinkle? It might be a planet! Unlike stars, planets appear as steady dots of light and do not twinkle.
Diagram of the solar system orbits.
Sizes and distances are not to scale.
Key facts about specific planets and Indian names.
A large portion of Earth's surface is covered with water, making it appear blue from space. Because of this, it is called the Blue Planet. Its neighbor, Mars, is called the Red Planet because the soil on Mars is reddish in color.