Answer the following question given this paragraph: Materials that have high resistance to electric current are called electric insulators . Examples include most nonmetallic solids, such as wood, rubber, and plastic. Their atoms hold onto their electrons tightly, so electric current cannot flow freely through them. Dry air is also an electric insulator. You can learn more about electric insulatorsas well as how to test whether a material is an insulatorby doing the activity at this URL:. Q: What do you call materials that have high resistance to electric current? Choices: - conductors - semiconductors - destructive insulators - electric insulators A:
electric insulators
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Answer the following question given this paragraph: A type of lipid called trans fat is found in many processed foods. Trans fat is rare in nature but is manufactured and added to foods to preserve freshness. Eating foods that contain trans fat increases the risk of heart disease. Trans fat may be found in such foods as cookies, doughnuts, crackers, fried foods, ground beef, and margarine. Q: What is manufactured and added to foods to preserve freshness? Choices: - carbohydrates - vitamin c - protein - trans fat A:
trans fat
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Answer the following question given this paragraph: Q: Name the most famous satellite of the earth? Choices: - demos - skylab - sputnik - the moon A:
the moon
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Answer the following question given this paragraph: A migraine is a more severe type of headache. It occurs when blood vessels in the head dilate, or expand. This may be triggered by certain foods, bright lights, weather changes, or other factors. People with migraines may also have nausea or other symptoms. Fortunately, migraines can often be relieved with prescription drugs. Q: When blood vessels in the head dilate, what kind of severe headache can occur? Choices: - malignant - chronic headache - tension headache - migraine A:
migraine
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