Calculate the potential energy of 6.3 kg eagle flying at a height of 75m

the answer is 3.1 his answer is wrong mines is right

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

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).

when heated, the valance electrons increased their speed and transferred the heat from electron to electron.   i just took the test.