Author Question: Which is not true of Earth's atmosphere? A) It is the sum of all the exhalations and inhalations ... (Read 35 times)

hbsimmons88

  • Hero Member
  • *****
  • Posts: 526
Which is not true of Earth's atmosphere?
 
  A) It is the sum of all the exhalations and inhalations of life on Earth.
  B) We consider the top of the atmosphere to be 32,000 km (20,000 mi.) from Earth.
  C) It protects us from deadly UV radiation, yet lets light through.
  D) Its temperatures range from -90C (-130F) degrees to 1200C (2200F).
  E) The principle substance is air, a mixture of many gases that behaves like a single gas.

Question 2

Subarctic climates have a long growing season owing to the long summer days.
 
  Indicate whether the statement is true or false



zhanghao

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

B

Answer to Question 2

FALSE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Your heart beats over 36 million times a year.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

For a complete list of videos, visit our video library