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

Author Question: As yet, no human probe has left our solar system and approached another star. Indicate whether ... (Read 45 times)

torybrooks

  • Hero Member
  • *****
  • Posts: 500
on: Jul 27, 2018
As yet, no human probe has left our solar system and approached another star.
 
  Indicate whether the statement is true or false

Question 2

Why can radio waves get through the dust clouds, but light is blocked?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

potomatos

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

The interstellar dust grains are about the size of the waves of light they absorb, but are much smaller than the long radio waves that move around them freely.


torybrooks

  • Hero Member
  • *****
  • Posts: 500
Reply #2 on: Jul 27, 2018
Thank you!


potomatos

  • Sr. Member
  • ****
  • Posts: 338
Reply #3 on: Jul 27, 2018
Always glad to help...


« previous next »
 

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Thorax Posterior view of human body Thorax Posterior view of human body
The Solar Model The Solar Model
Model of a Neutron Star’s Interior Model of a Neutron Star’s Interior
The fossil record of chimpanzees is sparse. The femur from Kikongo, Uganda (c) may represent a late The fossil record of chimpanzees is sparse. The femur from Kikongo, Uganda (c) may represent a late
The humoral and cellular immune response. At the left is the humoral (or B-cell mediated); at the ... The humoral and cellular immune response. At the left is the humoral (or B-cell mediated); at the ...
Major blood vessels of the human cardiovascular system Major blood vessels of the human cardiovascular system
Video: Barriers - eye structures, digestive mucosa, respiratory mucosa & genitourinary mucosa

For a complete list of videos, visit our video library