« 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 34 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?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

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?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Menstrual cycle summary based on a 28-day (average) menstrual cycle. Menstrual cycle summary based on a 28-day (average) menstrual cycle.
Average Hourly Earnings of U.S. Workers in Current and Constant Dollars Average Hourly Earnings of U.S. Workers in Current and Constant Dollars
An IAC controls idle speed by controlling the amount of air that passes around the throttle plate. ... An IAC controls idle speed by controlling the amount of air that passes around the throttle plate. ...
Pressure Zones Drive Winds Pressure Zones Drive Winds
The level of emissions from transport in the United States is twice as high as the global average The level of emissions from transport in the United States is twice as high as the global average
The temperature of an average lightning bolt is 3.0 x 104 °C. What is the equiva The temperature of an average lightning bolt is 3.0 x 104 °C. What is the equiva
Video: Requirements for nervous signals

For a complete list of videos, visit our video library