Chapter 4- Light Question Preview (ID: 43226)
Light.
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Which demonstrates that light travels in straight lines?
a) the forming of shadows
b) the speed of light
c) the rainbow effect
d) the brightness of the Sun
Reflection occurs when
a) light bends.
b) light shines in your eyes.
c) light goes through a surface.
d) light strikes a surface and bounces off.
Which object will reflect the most light?
a) shiny red paper
b) mirror
c) copper
d) glass
The Sun, a lightbulb, and a candle all give off light. How does the light from these things feel?
a) dry
b) wet
c) cool
d) warm
By passing white light through a prism, you can tell —
a) that white light is actually a mixture of different colors.
b) the mass of the prism.
c) the original source of the light.
d) that blue light is brighter than white light.
Which of these best describes a transparent object?
a) The object bends light.
b) The object reflects light.
c) The object allows light to pass through.
d) The object splits light into different colors.
Jennifer would like to purchase a window for her room that allows light to pass through but does not allow people outside to see into her room. Which kind of window should Jennifer purchase?
a) colored
b) opaque
c) translucent
d) transparent
A student pours milk into one drinking glass and water into another. She notices that she can see the bottom of the glass with water in it, but she cannot see the bottom of the glass with milk in it. Which of these best explains her observations?
a) Milk is translucent, and water is opaque.
b) Milk is opaque, and water is transparent.
c) Milk is transparent, and water is opaque.
d) Milk is transparent, and water is translucent.
A student stands facing a mirror and shines a flashlight toward the mirror. Which model can be used to explain the movement of the light rays?
a) A hockey puck slides along a flat piece of ice.
b) A pinwheel spins in circles as the wind blows.
c) A yo-yo moves down and back up along the same path.
d) A toy car rolls down a ramp and across a rough surface.
A student is holding a mirror. She observes that when she moves the mirror, the image in the mirror changes. Which sentence best explains why the image changes when a mirror is moved?
a) The mirror reflects light from a larger area.
b) The mirror reflects a different color of light.
c) The mirror reflects a different amount of light.
d) The mirror reflects light from different objects.
Which object is translucent?
a) a cardboard box, because it hides things that are inside it
b) a hand lens, because it shows details of things that are behind it
c) a drinking glass, because things that are inside it can be clearly seen
d) a piece of wax paper, because it hides details of things that are behind it
A student looks at a piece of aluminum foil and says that it is translucent because it reflects all the light that shines on it. Is the student correct or incorrect, and why?
a) The student is correct because all shiny materials are translucent.
b) The student is incorrect because aluminum foil does not reflect light.
c) The student is incorrect because translucent materials do not reflect all light.
d) The student is correct because aluminum foil does not let light pass through it.
Susan conducts a science experiment with light on several objects. She observes several differences between opaque and transparent objects. Which statement best describes a difference she observed?
a) An opaque object makes light and a transparent object does not.
b) A transparent object separates light and an opaque object does not.
c) A transparent object blocks all of the light and an opaque object does not.
d) An opaque object absorbs most of the light and a transparent object does not.
A student wants to look closely at an insect to see the small parts of the insect's wings. What tool should the student use and why?
a) a prism because it bends light
b) a hand lens because it has a concave lens
c) a magnifying glass because it has a convex lens
d) a mirror because the other side of the object can also be seen
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To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 43226 in the upper right hand corner or click here.
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