« previous next »

Author Question: Given the basic building blocks of planets are widespread and the same laws of physics operate ... (Read 63 times)

Evvie72

  • Hero Member
  • *****
  • Posts: 519
on: Jul 27, 2018
Given the basic building blocks of planets are widespread and the same laws of physics operate everywhere, we would expect
 
  A) we have not detected any other planetary systems so we have no way of knowing
  B) other planetary systems to be identical to our own with the same number and types of planets as our own solar system
  C) other planetary systems to be laid out in a similar manner to our own with inner rocky terrestrial planets and outer gaseous Jovian planets
  D) other planetary systems to be very different than our own because the detailed conditions that existed in our own solar nebula are unlikely to have been replicated elsewhere

Question 2

One of the first large organisms to develop the means to live on land were probably
 
  A) plants
  B) insects
  C) reptiles
  D) mammals


Liddy

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

The Magnetic Fields of Five Planets The Magnetic Fields of Five Planets
Basic Food Groups and Their Major Nutrients (Continued) Basic Food Groups and Their Major Nutrients (Continued)
How to use the laws of exponents to simplify an expression (Part 1) How to use the laws of exponents to simplify an expression (Part 1)
Physics questions 3 and 5 Physics questions 3 and 5
Physics - Pressure, Density, Pascal's Principle Physics - Pressure, Density, Pascal's Principle
Physics Physics
Video: Hormones and the menstrual cycle Animation

For a complete list of videos, visit our video library