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| A _________ circuit is a circuit in which all parts are connected by a single loop. |
series |
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angela Thu, 02 Feb 2012 00:18:12 GMT |
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| A __________ circuit is a circuit in which loads are connected side by side. |
parallel |
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angela Thu, 02 Feb 2012 00:18:12 GMT |
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| A(n) ___________ is a device that converts light energy energy into electrical energy. |
photocell |
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angela Thu, 02 Feb 2012 00:14:08 GMT |
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| A(n) ____________ is a device that converts thermal energy into electrical energy. |
thermocouple |
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angela Thu, 02 Feb 2012 00:14:08 GMT |
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| 2 kinds of cells are ___________ cells and ___________ cells. |
1. wet (like a cell that uses the juice of a lemon, or a car battery)
2. dry cells (such as batteries in flashlight or small radios) |
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angela Thu, 02 Feb 2012 00:14:08 GMT |
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| In electricity, _________ is a device that produces an alectric current by converting chemical or radiant energy into electrical energy. |
cell |
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angela Thu, 02 Feb 2012 00:14:08 GMT |
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| If the temperature of a metal increases, the resistance will _______. |
increase |
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angela Wed, 01 Feb 2012 12:53:56 GMT |
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| Does a short pipe have more or less resistance than a long pipe? |
less resistance |
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angela Wed, 01 Feb 2012 12:51:50 GMT |
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| Does a thick pipe have more or less resistance than a thin pipe? |
less resistance |
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angela Wed, 01 Feb 2012 12:51:50 GMT |
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| Do insulators have high or low resistance? |
high resistance |
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angela Wed, 01 Feb 2012 12:51:50 GMT |
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| Does a good conductor have high or low resistance? |
low resistance |
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angela Wed, 01 Feb 2012 12:51:50 GMT |
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| The opposition to flow of electric charge is called ___________. |
resistance |
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angela Wed, 01 Feb 2012 12:47:33 GMT |
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| The potential difference between 2 points in a circuit is called ___________. |
voltage |
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angela Wed, 01 Feb 2012 12:47:33 GMT |
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| What are the 2 kinds of electric current called? |
1. direct current (DC)
2. alternating current (AC) |
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angela Wed, 01 Feb 2012 12:47:33 GMT |
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| The rate at which charges pass through a given point, measured in amperes, is called ______________. |
electric current |
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angela Wed, 01 Feb 2012 12:47:33 GMT |
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