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Blake is using a screw to hang a picture in his room. Which of the these is the best description of a screw?
A screw allows you to use less force because a screw acts like a pulley.
A screw allows you to use less force because a screw acts like an inclined plane.
A screw allows you to do less work because a screw acts like a lever.
A screw allows you to do less work because a screw acts like an inclined plane.
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Biology, 21.06.2019 15:30
Question 4 using myplate's daily food plant for 2000 kilocalories as a reference, the servings from the protein foods group in this menu are a. adequate overall, and consistent with the dietary guidelines 2010 recommendations. b. short 2 ounce equivalents. c. inadequate in terms of the recommendations for a 2000 kcal diet. d. adequate overall, but inconsistent with the dietary guidelines 2010 recommendations.
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Biology, 21.06.2019 22:30
Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.
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Biology, 22.06.2019 05:50
The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes
Answers: 2
Biology, 22.06.2019 09:30
What type of appendages do sponges cnidarians roundworms annelids mollusks arthropods echinoderms and vertebrate have? jointed, not jointed, absent
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Blake is using a screw to hang a picture in his room. W...
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