Ajuggler throws a bowling pin straight up in the air. after the pin leaves his hand and while it is in the air, which statement is true? (a) the velocity of the pin is always in the same direction as its acceleration. (b) the velocity of the pin is never in the same direction as its acceleration. (c) the acceleration of the pin is zero. (d) the velocity of the pin is opposite its acceleration on the way up. (e) the velocity of the pin is in the same direction as its acceleration on the way up.
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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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Astone dropped into a well is heard to strike the water after 8seconds. find the depth of the well if the velocity of sound is 350m/s
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A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n
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Physics, 22.06.2019 16:30
Which magnetic property best describes a magnet’s ability to act at a distance? magnets are dipolar. magnets attract only certain objects. magnets have magnetic fields. magnets can transfer their properties to certain materials.
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Ajuggler throws a bowling pin straight up in the air. after the pin leaves his hand and while it is...
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