Sound & Light Test
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Concave | A lens that is THIN in the middle and thick at the edges. It makes objects look SMALLER.
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| Reflect | Bouncing of a wave or ray off of a surface, changing its direction.
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| Opaque | Something that prevents light from passing through.
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| Convex | A lens that is THICK in the middle and thin at the edges. It makes objects look BIGGER.
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| Transparent | Something that allows light to pass through it clearly.
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| Refraction | The bending of light.
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| Translucent | Something that allows SOME, but NOT ALL light to pass through.
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| Image | Any picture of an object made by a mirror or lens.
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| Bioluminescence | The ability of living things to produce light.
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| How are light rays reflected? | Light rays are reflected in STRAIGHT lines.
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| Light makes it possible to ____. | See
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| When light passes from one form of matter to another (liquid, solid, gas), what happens? | The SPEED changes and causes the light to BEND or retract.
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| Name three facts about Light Waves. | Light Waves....
1. CAN travel through matter (liquid, solid, gas)
2. CAN be absorbed
3 ARE a form of energy.
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| Some animals can produce light by ____. | Chemical reactions (examples are fireflies & some fish)
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
Mdankese
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