Term
|
Definition
| the movement of an object around another object |
|
|
Term
|
Definition
| the path of an object around another object |
|
|
Term
|
Definition
| an imaginary line through a spinning object |
|
|
Term
|
Definition
| one full spin of an object around an axis |
|
|
Term
|
Definition
| an object that revolves around another object |
|
|
Term
|
Definition
| During this phase, the entire half of moon facing the Earth is lighted. You see the moon as a full circle. |
|
|
Term
|
Definition
| during this phase, half of the part of the moon facing the Earth is lighted, and the other half is dark. |
|
|
Term
|
Definition
| during this phase, 1/4 of the moon is lighted. |
|
|
Term
|
Definition
| When the moon moves through the shadow of the Earth. Sometimes the moon is fully covered by the shadow, and this is a total lunar eclipse. Other times, it is partially covered, and it is called a partial lunar eclipse. |
|
|
Term
|
Definition
| When the moon makes a shadow on the Earth, a solar eclipse occurs. Sometimes the moon blocks all the sunlight in certain areas on Earth, and it is called a total eclipse. In other areas, it blocks only some light, and they see a partial solar eclipse. |
|
|
Term
|
Definition
| The second smallest planet, Mercury is half the size of the Earth. It has no moons and is closest to the sun. |
|
|
Term
|
Definition
| Mars is about the same size as the Earth. It is has 2 moons and it is the third smallest planet. |
|
|
Term
|
Definition
| Venus has no moons and it is about the same size as the Earth. It is the second closest planet to the sun. |
|
|
Term
|
Definition
| Is the largest planet with at least 16 moons. It is about 11 times larger than the Earth. |
|
|
Term
|
Definition
| Is known as the "ringed planet." It has at least 18 moons and is 9 times the size as the Earth. |
|
|
Term
|
Definition
| the sun, the nine planets and their moons, and other objects that orbit the sun |
|
|
Term
|
Definition
| has 17 moons and is about 4 times larger than the Earth. It also has a ring of gases surrounding it. |
|
|
Term
|
Definition
| Has 8 moons and is about 4 times as large as the Earth |
|
|
Term
|
Definition
| Is the smallest planet, and is about the size of the Earth's moon! It is very cold as it is one of the furthest planets from the sun. It has 1 moon. |
|
|
Term
|
Definition
| the shape of a flattened circle...this is the shape of the path the planets take as they revolve around the sun. |
|
|
Term
|
Definition
| a rocky object orbiting the sun between the planets |
|
|
Term
|
Definition
| piece of rock or dust from space burning up in Earth's air |
|
|
Term
|
Definition
| a rock from space that has passed through the Earth's air and landed on the ground |
|
|
Term
|
Definition
| a frozen chunk of ice and dust that orbits the sun |
|
|
Term
|
Definition
| a group of stars that form a pattern |
|
|
