« previous next »

Author Question: The closed universe is compared to the surface of a(n) ________ in spacetime. Fill in the ... (Read 37 times)

laurencescou

  • Hero Member
  • *****
  • Posts: 593
on: Jul 27, 2018
The closed universe is compared to the surface of a(n) ________ in spacetime.
 
  Fill in the blank(s) with correct word

Question 2

Emission nebulae get their red color from the red supergiants forming in them.
 
  Indicate whether the statement is true or false


Tonyam972

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

sphere

Answer to Question 2

FALSE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Species-rich floras of chalk grassland compared to species-poor floras of acid soils. Species-rich floras of chalk grassland compared to species-poor floras of acid soils.
Surface Dyslexia Surface Dyslexia
Table 6.1 illustrates the main regime types and their differences. It breaks the regimes into four Table 6.1 illustrates the main regime types and their differences. It breaks the regimes into four
Embryos Compared Embryos Compared
The Small Intestine: A Huge Surface for Digestion & Absorption The Small Intestine: A Huge Surface for Digestion & Absorption
Venus Fly Trap (Dionaea muscipuls) leaf closed on a fly. Venus Fly Trap (Dionaea muscipuls) leaf closed on a fly.
Video: Magnetic resonance imaging (MRI)

For a complete list of videos, visit our video library