Una sfera di rame di raggio 1,0 m viene riscaldata dalla temperatura iniziale di 20°C fino alla temperatura finale di 40°C e si dilata mantenendo la forma sferica. Quanto vale il volume finale della sfera? Di quanto si allunga il raggio della sfera? Grazie a chi mi risponderà :)

AnswThe numbers 7, 11, 12, 13, 14, 18, 21, 23, 27, and 29 are written on separate cards, and the cards are placed on a table with the numbers facing down.

The probability of picking a card with an even number is  

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er:

gv

Explanation:

the small 0.38-kg slider is known to move from position a to position b along the vertical-plane slot. determine (a) the work done on the body by its weight and (b) the work done on the body by the spring. the distance r = 0.70 m, the spring modulus k = 154 n/m, and the unstretched length of the spring is 0.53 m

explanation:

-reverse card

gravitational energy

electrical energy

kinetic energy

ligh energy