Earth is Space

3. The Moon phase when the whole near side visible from Earth is lit by sunlight.
4. The change in the Moon’s appearance as the lit part gets larger after a new moon.
6. The lighter part of a shadow where only some of the light is blocked.
8. An attractive force between two objects that have mass, helping keep planets and moons in orbit.
11. A group of objects such as planets, moons and asteroids that revolve around a star.
12. The day of the year with the most daylight hours.
14. The change in the Moon’s appearance as the lit part gets smaller after a full moon.
16. The different shapes seen in a repeated pattern, such as the changing appearance of the Moon.
17. An eclipse that occurs when Earth moves between the Sun and the Moon.
20. A solar eclipse where the Moon blocks only part of the Sun’s light from reaching Earth.
21. An imaginary line from the North Pole to the South Pole that Earth spins around.
23. A day when daylight hours and night time hours are approximately equal.
25. A very high tide that occurs when there is a new moon or full moon.
26. The time between one new moon and the next, lasting about twenty nine and a half days.

1. The movement of one object around another object in an orbit.
2. All of space, including all matter and energy contained within it.
5. The day of the year with the fewest daylight hours.
7. The darkest part of a shadow where light is completely blocked by an object.
9. A solar eclipse where the Moon blocks all of the Sun’s light from reaching a place on Earth.
10. A type of solar eclipse where the Moon blocks the centre of the Sun, leaving a ring of light visible.
12. An eclipse that occurs when the Moon moves between Earth and the Sun.
13. An oval or egg shape, such as the shape of Earth’s orbit around the Sun.
15. The regular rise and fall of ocean water level, usually in a cycle close to twelve and a half hours.
18. The curved path of an object moving around a star, planet or moon.
19. A weaker tide that occurs when the Sun and Moon are not in line with Earth.
22. The turning of an object around its own axis, such as Earth spinning every twenty four hours.
24. A body such as a moon that orbits a larger celestial object.