Perque la teoria cinteticocorpuscular no te explicacio per els canvis quimics?

prolly a beacuse the momentuem the car has increases while going down hill

the answer is neither ball has a charge.

because if they were both positively charged, they will repel each other.

if they were positively and negatively charged, they will seek.

when a device is used in a circuit in which the voltage is 81 v, the current flowing through the device is 3 a. what is the resistance of the device?

a. 27 ω

b. 40.5 a

c. 243 ω

d. 243 a

the correct answer is a. 27

c. magnitude and direction