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

Author Question: X-rays easily penetrate Earth's atmosphere and reach the ground from space. a. True b. False ... (Read 78 times)

MGLQZ

  • Hero Member
  • *****
  • Posts: 579
on: Jul 27, 2018
X-rays easily penetrate Earth's atmosphere and reach the ground from space.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

________ dwarfs are M dwarfs on the main sequence whereas _________ dwarfs are hot, dim, and not on the main sequence.
 
  Fill in the blank(s) with correct word


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

akudia

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jul 27, 2018
Answer to Question 1

False

Answer to Question 2

Red, white


MGLQZ

  • Member
  • Posts: 579
Reply 2 on: Jul 27, 2018
Wow, this really help

skipfourms123

  • Member
  • Posts: 343
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

The span of Homo sapiens sapiens’ time on earth The span of Homo sapiens sapiens’ time on earth
The same star field photographed with (a) a ground-based telescope, which is subject to poor seeing The same star field photographed with (a) a ground-based telescope, which is subject to poor seeing
Umberto Boccioni, Unique Forms of Continuity in Space. Umberto Boccioni, Unique Forms of Continuity in Space.
Geothermal energy and powers Earth’s systems Geothermal energy and powers Earth’s systems
Planet Earth compared to all its water and air! Planet Earth compared to all its water and air!
A Bat Ray cruising through the water column below the "sunburst." Bat Rays are types of ... A Bat Ray cruising through the water column below the "sunburst." Bat Rays are types of ...
Video: Chemical Buffers - protein buffer, phosphate buffer system and bicarbonate buffer system

For a complete list of videos, visit our video library