subject

Biology, 06.10.2021 22:10 kaylallangari549

2. How has scientific understanding about the composition of the universe changed over time? Select the two correct answers. The percentage of dark matter has shrunk in scientists' estimates since the 1980s
The percentage of unknown material has grown in scientists' estimates since the 1970%
The percentage of ordinary matter has grown in scientists' estimates.
The percentage of dark energy has shrunk in scientists estimates

ansver

Answers: 1

Show answers

Another question on Biology

question

Biology, 21.06.2019 13:00

What stage(s) of cellular respiration make atp?

Answers: 1

question

Biology, 22.06.2019 11:00

You want to cultivate some exotic plants at your farm. however, the climate is chillier than the temperature range favorable to the crop. which is the best method to use for the cultivation of this exotic crop? a. use a crop rotation method b. use a lot of fertilizer c. prepare the seed bed properly d. use a greenhouse e. use irrigation

Answers: 1

question

Biology, 22.06.2019 14:30

Which of the following shows the results that you would get if you tested beef using the four tests in the gizmo

Answers: 1

question

Biology, 22.06.2019 15:00

What process decreases the salinity of ocean water? decreased precipitationdecreased melting of glaciersincreased evaporationincreased runoff from rivers

Answers: 1

You know the right answer?

2. How has scientific understanding about the composition of the universe changed over time? Select...

Questions

question

Chemistry, 03.07.2020 23:01

Consider the following system at equilibrium where delta H° = -108 kJ, and Kc = 77.5, at 600 K. CO(g) + Cl2(g) <---> COCl2(g) If the VOLUME of t...

question

Mathematics, 03.07.2020 23:01

When the outlier(s) are removed, how does the mean change? dot plot with 1 dot over 15, 1 dot over 23, 1 dot over 24, 1 dot over 25, 1 dot over 26, 1...

question

Mathematics, 03.07.2020 23:01

Please answer this correctly ...

question

Mathematics, 03.07.2020 23:01

Solve the equation! PLEASE HELP ...

question

English, 03.07.2020 23:01

Look at the Pope Manufacturing Co. advertisement. Which detail from Chapter 1 of Wheels of Change does this image enhance? Abd COLU...

question

History, 03.07.2020 23:01

Help me this question ...

question

Engineering, 03.07.2020 23:01

Technician A says that an 8-point socket can be used on square drive heads. Technician B says that a 12-point socket can be used on a 6-point head. Wh...

question

Business, 03.07.2020 23:01

You lent $370 to a friend for one year at a nominal rate of interest of 3 percent. Inflation during that year was 2 percent. Did you experience an inc...

question

Mathematics, 03.07.2020 23:01

-2 • t • s • s • t • t • s • t • t with exponents is written...

question

English, 03.07.2020 23:01

He looked at me for a long time, stroking his beard, then he said at last, “Yes. It is time.” That night, in the house of the priesthood, I asked for...

question

Biology, 03.07.2020 23:01

Pre-Lab Information  Did you title your lab report?  Did you state the purpose of the experiment?  Did you state the question you posed before the...

question

English, 03.07.2020 23:01

Can someone help me please ! ...

question

Physics, 03.07.2020 23:01

Identical masses m are attached to identical springs of spring constant k suspended from the ceiling. With both masses hanging in their equilibrium po...

question

Mathematics, 03.07.2020 23:01

Let x be a constant. The 5th term of an arithmetic sequence is a5=16x+11. The 9th term of the sequence is a9=28x+19. Find the first term of the sequen...

question

English, 03.07.2020 23:01

Students at Glenmore High demand an increase in the number of advanced placement classes. In order to compete with other college-bound students, we mu...

question

Physics, 03.07.2020 23:01

If you had started with a larger mass, how would the half-life change? A) It would increase. B) It would decrease. C) It would remain the...

question

Mathematics, 03.07.2020 23:01

Cos(7π/6)= a. 1/2 b.-1/2 c.√3/2 d.-√3/2 Help please?...

question

History, 03.07.2020 23:01

“We lost everything. It was the time I would collect four, five hundred dollars a week. After that, I couldn’t collect fifteen, ten dollars a week. I...

question

Mathematics, 03.07.2020 23:01

Ian drinks 3 \text { pints}3 pints3, start text, space, p, i, n, t, s, end text of water during a long hike. He drinks 1\dfrac121 2 1 1, start fracti...

question

Mathematics, 03.07.2020 23:01

Can you divide by zero...

More questions: Biology Another questions