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| A. | mice and rats | | B. | hawks and owls | | C. | snakes and raccoons | | D. | grasshoppers and crickets |
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The best evidence that two land areas were once connected is the discovery that both land masses |
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| A. | have the same climate. | | B. | are in the same stage of succession. | | C. | exist along the same line of longitude. | | D. | have similar types of rocks and fossils. |
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What energy transformation occurs when an electric lamp is turned on? |
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| A. | electrical energy to light and heat energy | | B. | light energy to electrical and mechanical energy | | C. | heat energy to electrical and light energy | | D. | electrical energy to mechanical and heat energy |
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Which of the following is a necessary condition for a lunar eclipse to occur? |
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| A. | The Moon must be full. | | B. | The Moon must be waxing. | | C. | It must be the beginning of the month. | | D. | It must be winter in the Northern Hemisphere. |
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