This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Why is the Grand Canyon an interesting landmark A) It is the smallest canyon in the world. B) It ... (Read 226 times)

ARLKQ

  • Hero Member
  • *****
  • Posts: 571
on: Jul 16, 2018
Why is the Grand Canyon an interesting landmark
 
  A) It is the smallest canyon in the world.
  B) It was created through a meteorite impact.
  C) Thousands of dinosaur fossils have been found there.
  D) It is a gorge that was eroded by a river about 1.7 billion years old and is about 1700 m deep.

Question 2

About a half of the United states energy comes from coal. Why could that be a problem?
 
  A) Coal emits high CO2 concentrations.
  B) Coal is very rare.
  C) Coal is very expensive.
  D) Coal is not found in the U.S., therefore we are dependent on foreign countries for our energy.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

momo1250

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: A


ARLKQ

  • Member
  • Posts: 571
Reply 2 on: Jul 16, 2018
Gracias!

xiazhe

  • Member
  • Posts: 331
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

teach their children to care for the earth in hopes of passing on a better world to future generatio teach their children to care for the earth in hopes of passing on a better world to future generatio
Ottoman Empire and the Arab World, 1914 Ottoman Empire and the Arab World, 1914
Matthew Ritchie, No Sign of the World. Matthew Ritchie, No Sign of the World.
El Anatsui Flag for a New World Power El Anatsui Flag for a New World Power
The Ancient Roman World The Ancient Roman World
Deserts on the world map Deserts on the world map
Video: Introduction to Heart Attacks

For a complete list of videos, visit our video library