subject

Physics, 29.10.2019 00:31 justritegrl

Dark matter may explain
a. unexpected orbital velocities of stars in galaxies
b. the source of energy that fuels stars
c. the expansion of the universe
d. the origin of life
e. what came before the big bang

ansver

Answers: 3

Show answers

Another question on Physics

question

Physics, 21.06.2019 22:30

Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.

Answers: 1

question

Physics, 22.06.2019 11:50

The mass of the sun is 1.99×1030kg and its distance to the earth is 1.50×1011m. what is the gravitational force of the sun on the earth?

Answers: 3

question

Physics, 22.06.2019 14:30

Suppose that 27 j of work is needed to stretch a spring from its natural length of 6 m to a length of 9 m. (a) how much work is needed to stretch the spring from 12 m to 14 m? j (b) how far beyond its natural length will a force of 78 n keep the spring stretched?

Answers: 2

question

Physics, 22.06.2019 16:00

The solid that is formed and usually sinks to the bottom of a solution is the

Answers: 2

You know the right answer?

Dark matter may explain
a. unexpected orbital velocities of stars in galaxies
b. the so...

Questions

question

History, 28.07.2019 07:00

Jefferson argued in the declaration that governments derive their power from...

question

Biology, 28.07.2019 07:00

Atp is required to cause the power stroke in the myosin head. true or false...

question

Biology, 28.07.2019 07:00

Atreatment for may include inserting a needle or tube into the chest cavity....

question

Business, 28.07.2019 07:00

Low country and up country had very different economies. people in the low country grew rice and indigo on plantations, using slaves for labor. people...

question

Biology, 28.07.2019 07:00

Assume an animal lives in a mudflat that experiences low oxygen and high carbon dioxide levels twice a day during low tides. how could this animal com...

question

Business, 28.07.2019 07:00

"louise, a top-level manager at inf inc., has the difficult task of informing 12 employees that they are about to be laid off. which communication cha...

question

Social Studies, 28.07.2019 07:00

Arriving in a new destination with an unfamiliar cultural context can jolt one's world of reality. this jolt is known as...

question

Biology, 28.07.2019 07:00

Lee believes that for every 3500-calorie reduction in his diet he will lose one pound. why is lee incorrect?...

question

Social Studies, 28.07.2019 07:00

Are the most likely segment of the population in the united states to experience poverty today....

question

Chemistry, 28.07.2019 07:00

Can u tell me whether it's physical or chemical change

question

Computers and Technology, 28.07.2019 07:00

Can be used to identify the authors of the program, give the date when the program is written or modified, give a brief explanation of the program, an...

question

Computers and Technology, 28.07.2019 07:00

Hello how can i add background image in html website?...

question

Social Studies, 28.07.2019 07:00

Although institutions are often associated with a physical representative (like the supreme court building), the essence of an institution is a set of...

question

English, 28.07.2019 07:00

Read the sentence. the snow and ice that arrived last night elated kids and adults alike when they awoke to a winter wonderland. what is the simple su...

question

Social Studies, 28.07.2019 07:00

Although the idiographic approach to studying personality might give a very rich and detailed accounting of a person's life, the findings are often ba...

question

Social Studies, 28.07.2019 07:00

How did europe finally emerge from the dark ages? what are some of the reasons this documentary gives for the decline of the dark ages and the onset...

question

Geography, 28.07.2019 07:00

What type of boundaries may be loctaed near the midantlantic ridge?...

question

Social Studies, 28.07.2019 07:00

Aminor traffic offense does not require criminal intent...

question

Computers and Technology, 28.07.2019 07:00

The relative atomic mass is always a mass that is compared to the element hydrogen carbon oxygen...

question

Social Studies, 28.07.2019 07:00

Agrants a designated party the temporary power of attorney to vote for the signee at the corporation's annual meeting....

More questions: Physics Another questions

Questions on the website: 13722363