Ixchelt burns her tongue when she takes a sip of hot coffee from her mug. which part of this example represents heat?
the thermal energy moving from the coffee to her tongue
the thermal energy moving from her tongue to the coffee
her coffee
her tongue

A: themal energy moving from the coffee to her tongue

Explanation:

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

the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.