05-02-2015
Physics

Answered

Why is dark matter important to study?
a. it helps to estimate the mass of the universe.
b. it helps to estimate the number of atoms in the universe.
c. it helps to estimate the age of the universe.
d. it helps to estimate the temperature of the universe.

Answer :

Gwenuin Gwenuin

07-02-2015

I believe the answer is A, dark matter was theorized to account for so called "missing mass".

Answer Link

Other Questions

11.3.7 Quiz: Analyze Theme and Point of View Question 4 of 10 What can the reader use to best interpret the theme of a story?A. The chronological order of eve

The heaviest and largest of all the small wildcats is theA. jaguar B. tiger C. caracal D. bobcat Please select the best answer from the choices provided.

The equation shows cellular respiration. During cellular respiration, glucose combines with oxygen to form carbon dioxide, water, and ATP.[tex]\[C_6H_{12}O_6 +

Health insurance coverage for an employee and their spouse is [tex] \$ 7,280 [/tex] per year. The employer pays [tex] 70 \% [/tex] of that cost. How much is tak

Which choice is the conjugate of the expression below when [tex]x \geq 5[/tex]?[tex]\sqrt{x-5} - 2[/tex]A. [tex]\sqrt{x+5} - 2[/tex]B. [tex]\sqrt{x-5} - 2[/tex]

Find the range and the standard deviation (correct to two decimal places) 785, 786, 787, 788, 789

How many moles of [tex]$Ba \left( NO _3\right)_2$[/tex] are there in [tex]0.25 \, L[/tex] of a [tex]2.00 \, M \, Ba \left( NO _3\right)_2[/tex] solution?Use the

¿Qué factor aumenta los riesgos asociados al sumergirse en el agua?A. Beber alcoholB. Ver el fondoC. Ser capaz de nadarD. Tener un amigo presente

what word would best describe the level of coverage for data and valuable records and papers under condominium association coverage

If a + b = 7 and ab = 12 then what is the value of a – ab – b ?

You have recently accepted the Position of Controller for Circa Restaurant and Catering. Name 5 Fixed Costs and 5 Variable costs that may be associated with th

Using __________ will make your details more vivid. this is the process of using words imaginatively rather than literally.

Theo, Ara, Jose, and Dana all got 100 percent on their latest math test. Their scores on the previous six tests are listed. Whose mean test score will increase

Martin is saving money to buy a new phone that costs [tex]$1,000 by selling trees. He is using an app to manage his sales, but it keeps a fraction of each sale.

According to the dissenting opinion, what can the government limit under the Second Amendment?

Condense the following logarithmic expression:[tex]\(\ln 6 + 6 \ln z - \ln y\)[/tex]A. [tex]\(\ln \left(\frac{6 \cdot z^5}{5 \cdot y}\right)\)[/tex]B. [tex]\(\l

Select the correct answer.The elements beryllium, calcium, and strontium are all in group 2. What is the correct relationship of these elements regarding their

Graph the line.y = -2x

Anti-Federalists believed which of the following?Select one:A. The elite were not the best to govern because they were corrupt.B. Ordinary people should have si

Write a program to create an admission form in Python using Tkinter widgets (Label, Entry, Button, Radiobutton, Checkbutton). Submit the printout of the code as