Physics, 06.10.2019 00:00, janely6017

What unit is used to measure the amount of energy that people get from food?

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Physics, 21.06.2019 22:30, blessing5266

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Physics, 22.06.2019 20:30, valenzueladomipay09u

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Physics, 23.06.2019 02:30, roseemariehunter12

Ball bearings are made by letting spherical drops of molten metal fall inside a talll tower-called a shot tower- and solidify as they fall. a-if a bearing needs 4.0 s to solidify enough for impact, how high must the tower be? b- what is the bearing's impact velocity?