Ch.2ScienceTest Word Scramble
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| Question | Answer |
| The ____ of the camera focuses ______ to form a real, upside-down image on the film in the ____ of the camera | lens light back |
| telescope | An optical instrument that forms inlarged images of distant objects. |
| _________use combinations of lenses or ____ to collect and focus _______ from distant objects. | Telescopes mirrors light |
| refracting telescope | A telescope that uses two convex lenses to form images. |
| objective | A lens that gathers light from an object and forms a real image. |
| eyepiece | A lens that magnifies the image formed by the objective. |
| reflecting telescope | A telescope that uses a concave mirror to gather light from distant objects. |
| microscope | An optical instrument that forms enlarged images of small, nearby objects. |
| A microscope uses a _________ of lenses to form a ______ image of ________ objects | combination enlarged tiny |
| electron microscope | A microscope that uses a beam of electrons to produce a magnified image. |
| Visible light is a tiny part of the whole electromagnetic spectrum, which also includes ________. | radio waves, microwaves, infrared rays, ultraviolent rays, x-rays, and gamma rays |
| How are lenses used in amicroscope? | The objective lens magnifies the object and the eyepiece magnifies the image. |
| Suppose ripples move from one side of the lake to the other. Does the water moc=ve across the lake? Explain. | The water just moves up and down from its rest position so it doesn't move across the lake with the wave. |
| How do you know that electromagnetic waves can travel without a vacuum? | You know because we can see the light form the sun and stars through the vacuum of space. |
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