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Sci Ch 13 Unit Test

Physical Science Chapter 13 Unit Test

QuestionAnswer
Light is refracted and spread out by a_____. Concave Lens
Which of these is always true about a real image. It can be projected onto a screen.
Plane mirrors reflect light to form_____images. Virtual
Which of the following uses a lens and two mirrors. Reflecting Telescope
A flashlight uses a____mirror to create a beam of light. Concave
Light rays refracted by a concave lens______. Spread Out
Which of these has an objective lens. Microscope
Reflecting telescopes use two_____to create a real image which is then magnified by a convex lens. Mirrors
A microscope uses______to magnify small nearby objects. Two Convex Lenses
_____are thick in the middle and thin at the edges. Convex Lenses
The image formed by a plane mirror is_____. Upright and Reversed
A______lens has a short focal length produces a small image and includes much of its surroundings. Wide Angle Lens
A camera lens focuses an image on the_____. Film
A farsighted eye focuses an image_____. Behind the Retina
Electrical power for the hubble space telescope is provided by______. Solar Panels
A_____gathers light through a lens and projects an image on film. Camera
Muscles in the eye can change the shape of the_____. Lens
A simple______telescope uses two convex lenses to gather and focus light. Refracting
_____mirrors can be used to magnify objects or create beams of light. Concave
Convex lenses_____light rays. Diverges
The image produced by a_____mirror is upright and smaller than the actual object. Convex
A_____image can not be projected on a screen. Virtual
When light passes through a lens it is______. Refracted
Nearsightedness can be corrected with a_____lens. Concave
Look at pond water with a microscope for 5min and see no organisms. Why can you see no orgnisms. The lens could be cracked. (there are many different answers)
Created by: P.V.A.
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