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Physics, 21.06.2019 16:00
Stion 13 of 20 : select the best answer for the question. 13. if a certain mass of mercury has a volume of 0.002 m3 at a temperature of 20°c, what will be the volume at 50°c? a. 0.002021624 m3 b. 0.004021624 m3 c. 0.000010812 m3 d. 0.002010812 m3
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Physics, 22.06.2019 05:50
Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.
Answers: 2
Physics, 22.06.2019 15:00
You hang a book bag on a spring scale and place the bag on a platform scale so that the platform scale reads 23.7n and the spring scale reads 13.8n. what is the magnitude of the force that earth exerts on the bag?
Answers: 1
Agood baseball pitcher can throw a baseball toward home plate at 85 mi/h with a spin of 1800 rev/min...
History, 23.06.2019 04:00
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Mathematics, 23.06.2019 04:00
Mathematics, 23.06.2019 04:00
Mathematics, 23.06.2019 04:00
History, 23.06.2019 04:00
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Mathematics, 23.06.2019 04:00
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Mathematics, 23.06.2019 04:00
Mathematics, 23.06.2019 04:00