Science Vocabulary

1. A device used to measure the altitude of an object.
2. Universal gravitation is related to Newton’s law which says that all things attract other things. This provides the explanation for the elliptical orbits which the planets have.
7. Also known as Geocentric, it is a model of the universe that puts Earth at the middle with the Sun and moon and all the planets orbiting it.
9. A bunch of stars grouped together that make patterns which look like like objects and are, therefore, given names.
10. An optical telescope which uses mirrors for it’s objective.
14. The angle measured above the horizon in degrees when measuring altitude-azimuth coordinates.
15. An optical telescope that uses lens for the objective.
17. The angle measured clockwise from North when measuring altitude-azimuth coordinates.

1. Find a heavenly body located relative to Earth.
3. Shows the quality and detail a telescope can produce of an object in view.
4. Also known as the eyepiece, it is the lens which you view magnified objects through using a telescope.
5. Heavenly bodies in the solar system. This includes Earth, which orbits the sun.
6. of Reference A measurement of the positions or motions of things.
8. A device used to measure an object’s azimuth
11. Also known as Heliocentric, it is a model of the universe That puts the Sun at the middle with Earth and all the planets orbiting it.
12. An object which looks like a squashed circle. Planets in our solar system orbit the Sun in an ellipse shape.
13. The big lens at the very front of the telescope.
16. bodies All objects in the sky or in space. Things like the moon, sun and and planets in general.