« previous next »

Author Question: One of the unusual features of the Earth's moon is that it is A) very large B) very small C) ... (Read 46 times)

joe

  • Hero Member
  • *****
  • Posts: 627
on: Jul 27, 2018
One of the unusual features of the Earth's moon is that it is
 
  A) very large
  B) very small
  C) made mostly of rock
  D) keeps one side facing the Earth

Question 2

Stars only exhibit a Doppler shift if they are moving
 
  A) away from us along the line of sight
  B) perpendicular to our line of sight
  C) in a circular motion about us
  D) toward or away from us along the line of sight


mjbamaung

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

The Moon's north pole during summer. The Moon's north pole during summer.
Our Moon Our Moon
Layers are deposited parallel to Earth’s surface. Younger layers are deposited on top of older layer Layers are deposited parallel to Earth’s surface. Younger layers are deposited on top of older layer
Seriation features operations of comparing the length of each stick to the other sticks and putting ... Seriation features operations of comparing the length of each stick to the other sticks and putting ...
Heaven or earth? Heaven or earth?
Small local hydroelectric power generators have more future potential Small local hydroelectric power generators have more future potential
Video: Mendel's Principles of Inheritance (Father of Genetics)

For a complete list of videos, visit our video library