« previous next »

Author Question: The planet(s) of our solar system that are usually or never visible to the naked eye are a. Mars. ... (Read 68 times)

amal

  • Hero Member
  • *****
  • Posts: 572
on: Jul 27, 2018
The planet(s) of our solar system that are usually or never visible to the naked eye are
 
  a. Mars.
  b. Mercury and Neptune.
  c. Saturn, Uranus, and Neptune.
  d. Uranus and Neptune.
  e. Mercury and Venus.

Question 2

____ is the point in Earth's orbit where Earth is closest to the Sun.
 
  a. Aphelion
  b. Perihelion
  c. Precession
  d. The winter solstice
  e. a and d


kjo;oj

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 27, 2018
Answer to Question 1

d

Answer to Question 2

b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

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.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Receptors in the autonomic nervous system: (a) sympathetic division; (b) parasympathetic division Receptors in the autonomic nervous system: (a) sympathetic division; (b) parasympathetic division
Procedures and Diagnostic Tests Related to the Female Reproductive System Procedures and Diagnostic Tests Related to the Female Reproductive System
What Happens to Incoming Solar Radiation? What Happens to Incoming Solar Radiation?
Most Americans obtain their drinking water from a community water system Most Americans obtain their drinking water from a community water system
The Lymphatic System The Lymphatic System
Fight-or-Flight System Fight-or-Flight System
Video: Gas exchange - driving force

For a complete list of videos, visit our video library