This topic contains a solution. Click here to go to the answer

Author Question: At a restaurant you are served coffee before you are ready to drink it. In order that the coffee be ... (Read 51 times)

Mr3Hunna

  • Hero Member
  • *****
  • Posts: 536
At a restaurant you are served coffee before you are ready to drink it. In order that the coffee be the hottest when you are ready for it, when would it be best to add cream (at room temperature) to it?
 a. when you are ready to drink it
  b. right when you are served the coffee
  c. it doesn't matter, as the final temperature will be the same

Question 2

The pilot of an aircraft flies due north relative to the ground in a wind blowing 40 km/h toward the east. If his speed relative to the ground is 80 km/h, what is the speed of his airplane relative to the air?
 a. 89 km/h
  b. 85 km/h
  c. 81 km/h
  d. 76 km/h
  e. 72 km/h



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

234sdffa

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

b

Answer to Question 2

A




Mr3Hunna

  • Member
  • Posts: 536
Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review


amit

  • Member
  • Posts: 364
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

For a complete list of videos, visit our video library