« previous next »

Author Question: You drive 6.0 km at 50 km/h and then another 6.0 km at 90 km/h. Your average speed over the 12 km ... (Read 39 times)

vicky

  • Hero Member
  • *****
  • Posts: 586
on: Jul 29, 2018
You drive 6.0 km at 50 km/h and then another 6.0 km at 90 km/h. Your average speed over the 12 km drive will be
 
  A) greater than 70 km/h.
  B) equal to 70 km/h.
  C) less than 70 km/h.
  D) exactly 38 km/h.
  E) It cannot be determined from the information given because we must also know directions traveled.

Question 2

According to Aristotle, which of these is a natural or unforced motion?
 
  A) A book coming to rest as it slides along the floor.
  B) A stone falling straight downward.
  C) Both of the above.
  D) Neither of the above.
Physics ¦ Walker ¦ 5th Edition
Buy Test-Bank


ASDFGJLO

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Average Chemical Composition of the Geosphere Crust Average Chemical Composition of the Geosphere Crust
Average Global Temperature during the Phanerozoic Average Global Temperature during the Phanerozoic
How to boost Sex drive How to boost Sex drive
Overallocation of Labor to Farming When Farmworkers Are Paid Their Average Product Overallocation of Labor to Farming When Farmworkers Are Paid Their Average Product
Speed of Convergence to the Steady State Speed of Convergence to the Steady State
As a result of a hole in the graph, which of the following functions does not have an average ... As a result of a hole in the graph, which of the following functions does not have an average ...
Video: Digestion Animation

For a complete list of videos, visit our video library