Vocabulary -Planets
The bright star that planets move around. It is the center of our Solar System.
The Sun
Energy that takes the form of light.
Light energy
This planet is the third planet from the Sun.
Earth
The Sun is a planet?
True of False
False
How long does it take the Earth to rotate once.
24 hours or 1 day
The system which includes the Sun, the major planets, and other objects such as moons, asteroids, and comets.
The Solar System
Energy that takes the form of heat.
Heat energy
Planets stay on a path as it revolves around the Sun. What is this path called? The planet stays in its....
Orbit
The Sun is a ______________
Star
How long does it take for the Earth to revolve once around the Sun.
365 days or 1 year
The path of one object around another. The path of the planets around the Sun.
Orbit
Usable power that takes different forms.
Energy
Name the four inner planets.....
Mercury, Venus, Earth, and Mars
What is at the center of our Solar System?
The Sun
The Earth experiences how many seasons?
What are they?
Four seasons
Winter, Spring, Summer, and Fall
The slightly oval shape of the path of the planets around the Sun.
Ellipse
The air which surrounds a planet.
Name the four outer planets.....
Jupiter, Saturn, Uranus, Neptune
The Sun is made mostly out of rocks or gases?
Gases
The Earth's rotation gives us?
Day and Night
To spin on an axis, which the planets do.
Rotate
To move around another object. The planets do this around the Sun.
Revolve
What is the name of the dwarf planet that is no longer considered a planet?
Pluto
What are the two gases that the Sun is made of?
Helium and Hydrogen
The Earth's Revolution causes?
The Seasons